{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pipeworx-io-open-library",
  "component": "open-library-mcp",
  "generated_at": "2026-09-21T01:46:33.809Z",
  "tracking_since": "2026-07-26",
  "counts": {
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    "security": 100,
    "functional": 0,
    "cosmetic": 0
  },
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      "from_value": "unreachable",
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      "materiality": "security",
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        "to": "not_mcp",
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      "occurred_at": "2026-09-09 07:13:27.335353+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Endpoint reachability (unreachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a08503-b366-7172-a233-fb0e4959857e"
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    {
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      "from_value": "not_mcp",
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      "materiality": "security",
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      "detail": {
        "to": "unreachable",
        "from": "not_mcp"
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 07:18:15.39421+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Endpoint reachability (not serving MCP → unreachable)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a07fe1-bd81-725f-b00e-c5e98a26ddac"
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    {
      "id": "chg_01a0420e-0fc8-705c-8d44-713ec65386e4",
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      "family": "auth-oauth",
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 07:10:12.833104+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0420e-0fc8-705c-8d44-713ec65386e4"
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    {
      "id": "chg_01a0420e-0fca-738a-8b5e-3aa16338e000",
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      "from_code": "stability.stable",
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      "from_value": "pass",
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 07:10:12.833104+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0420e-0fca-738a-8b5e-3aa16338e000"
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    {
      "id": "chg_01a0420e-0fcb-7787-8649-4d333adbfd37",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
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      "from_code": "transport.verified",
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      "from_value": "pass",
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      "materiality": "security",
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      "detail": {
        "status": "400",
        "transport": "streamable-http"
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      "occurred_at": "2026-08-27 07:10:12.833104+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0420e-0fcb-7787-8649-4d333adbfd37"
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    {
      "id": "chg_01a0420e-0fcb-7c64-b0f2-36b650b55e7f",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
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      "from_code": "toolsafety.injection_clean",
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      "from_value": "pass",
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      "occurred_at": "2026-08-27 07:10:12.833104+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0420e-0fcb-7c64-b0f2-36b650b55e7f"
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    {
      "id": "chg_01a0420e-0fe0-70aa-9fc5-0885140e9077",
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      "subject_kind": "server",
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      "from_value": "verified",
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      "detail": {
        "to": "not_mcp",
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      "occurred_at": "2026-08-27 07:10:12.833104+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0420e-0fe0-70aa-9fc5-0885140e9077"
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    {
      "id": "chg_01a037c1-aced-77b0-9f24-e2d905102fca",
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      "subject_kind": "check",
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      "from_code": "stability.building_history",
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      "from_value": "0.97",
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      "direction": "neutral",
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      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 07:10:34.443818+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a037c1-aced-77b0-9f24-e2d905102fca"
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    {
      "id": "chg_01a02d74-b995-79a6-bbe7-fcee71c44f86",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 07:10:19.453213+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02d74-b995-79a6-bbe7-fcee71c44f86"
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    {
      "id": "chg_01a02d74-b996-765d-8560-c6cffdf422e2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 07:10:19.453213+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02d74-b996-765d-8560-c6cffdf422e2"
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    {
      "id": "chg_01a02d74-b996-7e08-9a41-17a1ea837cf0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 07:10:19.453213+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02d74-b996-7e08-9a41-17a1ea837cf0"
    },
    {
      "id": "chg_01a02d74-b997-73d7-88af-f8d5f7982280",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 07:10:19.453213+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02d74-b997-73d7-88af-f8d5f7982280"
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    {
      "id": "chg_01a02d74-b997-7a27-8230-0579bf9a7b60",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 07:10:19.453213+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02d74-b997-7a27-8230-0579bf9a7b60"
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    {
      "id": "chg_01a0284e-476f-798a-b1af-cf6bad1e6f8b",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-476f-798a-b1af-cf6bad1e6f8b"
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    {
      "id": "chg_01a0284e-4770-7ae9-9218-dbe2361ab8b3",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
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      "from_code": null,
      "to_code": "auth.registration_cimd",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-4770-7ae9-9218-dbe2361ab8b3"
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    {
      "id": "chg_01a0284e-4771-7168-b0af-2fbfb38f8d6a",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-4771-7168-b0af-2fbfb38f8d6a"
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    {
      "id": "chg_01a0284e-4771-78f7-a0d9-bf3e6076c011",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-4771-78f7-a0d9-bf3e6076c011"
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    {
      "id": "chg_01a0284e-4775-70c4-9ddf-2c421992bad9",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-4775-70c4-9ddf-2c421992bad9"
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    {
      "id": "chg_01a0284e-4775-7865-84b6-293fc550bcf0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-4775-7865-84b6-293fc550bcf0"
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    {
      "id": "chg_01a0284e-4775-7e5e-9a50-57bae3df8fa1",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:10:13.71669+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a0284e-4775-7e5e-9a50-57bae3df8fa1"
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    {
      "id": "chg_01a02327-f8bb-7c39-976e-80f1e9a0978b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 07:10:17.040354+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02327-f8bb-7c39-976e-80f1e9a0978b"
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    {
      "id": "chg_01a02327-f8bc-7e32-9cde-b460c2c9ca9f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 07:10:17.040354+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02327-f8bc-7e32-9cde-b460c2c9ca9f"
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    {
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      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 07:10:17.040354+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02327-f8bd-745b-a6a9-6d95ee06baec"
    },
    {
      "id": "chg_01a02327-f8bd-7924-a1f6-349033504b6d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 07:10:17.040354+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02327-f8bd-7924-a1f6-349033504b6d"
    },
    {
      "id": "chg_01a02327-f8bd-7dec-abb7-bfcf93c075af",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 07:10:17.040354+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a02327-f8bd-7dec-abb7-bfcf93c075af"
    },
    {
      "id": "chg_01a01e02-1baa-7623-bb68-d88c65b7c893",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 07:10:49.706242+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a01e02-1baa-7623-bb68-d88c65b7c893"
    },
    {
      "id": "chg_01a01e02-1bab-7835-8931-d494952bb893",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 07:10:49.706242+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a01e02-1bab-7835-8931-d494952bb893"
    },
    {
      "id": "chg_01a01e02-1bab-7c71-bfe5-4641f30a192c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 07:10:49.706242+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a01e02-1bab-7c71-bfe5-4641f30a192c"
    },
    {
      "id": "chg_01a01e02-1bac-7241-8022-1604ec01e379",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 07:10:49.706242+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a01e02-1bac-7241-8022-1604ec01e379"
    },
    {
      "id": "chg_01a01e02-1bac-771c-bc5f-6d6d58758037",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 07:10:49.706242+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a01e02-1bac-771c-bc5f-6d6d58758037"
    },
    {
      "id": "chg_01a018da-af19-7d57-9d5d-d2c02fca5763",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 07:09:39.853976+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a018da-af19-7d57-9d5d-d2c02fca5763"
    },
    {
      "id": "chg_01a018da-af1b-7595-bde8-1f25cc6fe79e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 07:09:39.853976+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a018da-af1b-7595-bde8-1f25cc6fe79e"
    },
    {
      "id": "chg_01a018da-af1c-73c1-9b82-1d64e07bcde5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 07:09:39.853976+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a018da-af1c-73c1-9b82-1d64e07bcde5"
    },
    {
      "id": "chg_01a018da-af1d-72a9-994e-4d35bfccb8f7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 07:09:39.853976+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a018da-af1d-72a9-994e-4d35bfccb8f7"
    },
    {
      "id": "chg_01a018da-af1d-7edc-a522-ffad96edccbf",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 07:09:39.853976+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a018da-af1d-7edc-a522-ffad96edccbf"
    },
    {
      "id": "chg_01a013b4-b709-74cd-8701-af65ca4f3552",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-18",
      "occurred_at": "2026-08-18 07:10:05.453349+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a013b4-b709-74cd-8701-af65ca4f3552"
    },
    {
      "id": "chg_01a013b4-b70a-7048-a9b4-58f54e70c069",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-18",
      "occurred_at": "2026-08-18 07:10:05.453349+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a013b4-b70a-7048-a9b4-58f54e70c069"
    },
    {
      "id": "chg_01a013b4-b70a-7608-b0b3-2b394194eb4d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-18",
      "occurred_at": "2026-08-18 07:10:05.453349+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a013b4-b70a-7608-b0b3-2b394194eb4d"
    },
    {
      "id": "chg_01a013b4-b70a-7bb1-800f-52b1dbdac78b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-18",
      "occurred_at": "2026-08-18 07:10:05.453349+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a013b4-b70a-7bb1-800f-52b1dbdac78b"
    },
    {
      "id": "chg_01a013b4-b70b-71a4-8c57-1060cd15e015",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-18",
      "occurred_at": "2026-08-18 07:10:05.453349+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a013b4-b70b-71a4-8c57-1060cd15e015"
    },
    {
      "id": "chg_01a00e8d-9915-76fe-813d-e316ad1168f2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 07:09:15.803739+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00e8d-9915-76fe-813d-e316ad1168f2"
    },
    {
      "id": "chg_01a00e8d-9916-79d0-b391-3abad4bf07ff",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 07:09:15.803739+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00e8d-9916-79d0-b391-3abad4bf07ff"
    },
    {
      "id": "chg_01a00e8d-9917-7197-8bbe-2cede070cfd1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 07:09:15.803739+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00e8d-9917-7197-8bbe-2cede070cfd1"
    },
    {
      "id": "chg_01a00e8d-9917-7752-b0a2-c0c8d5a9ad1d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 07:09:15.803739+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00e8d-9917-7752-b0a2-c0c8d5a9ad1d"
    },
    {
      "id": "chg_01a00e8d-9917-7c71-be03-1c9b5e89a6db",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolve_entity",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolve_entity"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 07:09:15.803739+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Tool “resolve_entity” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00e8d-9917-7c71-be03-1c9b5e89a6db"
    },
    {
      "id": "chg_01a00e8d-9918-720b-b842-27f34b014d1b",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 07:09:15.803739+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00e8d-9918-720b-b842-27f34b014d1b"
    },
    {
      "id": "chg_01a00967-b6aa-7b20-9c0f-91b0917a19e0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 07:09:46.850997+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00967-b6aa-7b20-9c0f-91b0917a19e0"
    },
    {
      "id": "chg_01a00967-b6ac-7168-af33-3402063cc602",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 07:09:46.850997+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00967-b6ac-7168-af33-3402063cc602"
    },
    {
      "id": "chg_01a00967-b6ac-79b9-873e-5f17bf8af307",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 07:09:46.850997+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00967-b6ac-79b9-873e-5f17bf8af307"
    },
    {
      "id": "chg_01a00967-b6ad-701a-b8ca-8b5f23ae0053",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 07:09:46.850997+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00967-b6ad-701a-b8ca-8b5f23ae0053"
    },
    {
      "id": "chg_01a00967-b6ad-7694-a52b-deb7c0ceb8a7",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 07:09:46.850997+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00967-b6ad-7694-a52b-deb7c0ceb8a7"
    },
    {
      "id": "chg_01a00440-97f1-790c-b22c-ccad967135c5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 07:08:57.169753+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00440-97f1-790c-b22c-ccad967135c5"
    },
    {
      "id": "chg_01a00440-97f2-7913-80cb-35771f777274",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 07:08:57.169753+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00440-97f2-7913-80cb-35771f777274"
    },
    {
      "id": "chg_01a00440-97f3-7921-9657-b770cea764e2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 07:08:57.169753+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00440-97f3-7921-9657-b770cea764e2"
    },
    {
      "id": "chg_01a00440-97f4-702d-904a-81f8d806919a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 07:08:57.169753+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00440-97f4-702d-904a-81f8d806919a"
    },
    {
      "id": "chg_01a00440-97f4-7540-bbc8-2f31e065ed26",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 07:08:57.169753+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_01a00440-97f4-7540-bbc8-2f31e065ed26"
    },
    {
      "id": "chg_019fff1a-9487-7bc3-8351-ad0c5ab20394",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-9487-7bc3-8351-ad0c5ab20394"
    },
    {
      "id": "chg_019fff1a-9488-7d43-a1eb-6a27ba5a59fa",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-9488-7d43-a1eb-6a27ba5a59fa"
    },
    {
      "id": "chg_019fff1a-9489-76e1-bb36-887a470e63f5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-9489-76e1-bb36-887a470e63f5"
    },
    {
      "id": "chg_019fff1a-9489-7e17-b94c-f784e0f35c84",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-9489-7e17-b94c-f784e0f35c84"
    },
    {
      "id": "chg_019fff1a-948a-7574-b53e-a54121be36a6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolve_entity",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolve_entity"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Tool “resolve_entity” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-948a-7574-b53e-a54121be36a6"
    },
    {
      "id": "chg_019fff1a-948a-7a9c-9fb9-1633ea60e109",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "validate_claim",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "validate_claim"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Tool “validate_claim” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-948a-7a9c-9fb9-1633ea60e109"
    },
    {
      "id": "chg_019fff1a-948b-70c3-81ea-10626f4a022a",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 07:09:19.775592+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fff1a-948b-70c3-81ea-10626f4a022a"
    },
    {
      "id": "chg_019ff9f3-a7d6-7276-8572-0e16e30d641f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 07:08:42.796115+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff9f3-a7d6-7276-8572-0e16e30d641f"
    },
    {
      "id": "chg_019ff9f3-a7d7-707c-9e78-09d271512a74",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 07:08:42.796115+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff9f3-a7d7-707c-9e78-09d271512a74"
    },
    {
      "id": "chg_019ff9f3-a7d7-769f-b5c0-960609a1b496",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 07:08:42.796115+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff9f3-a7d7-769f-b5c0-960609a1b496"
    },
    {
      "id": "chg_019ff9f3-a7d7-7abf-ae68-b8c8666c02ab",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 07:08:42.796115+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff9f3-a7d7-7abf-ae68-b8c8666c02ab"
    },
    {
      "id": "chg_019ff9f3-a7d8-78e3-b403-9e2b58821b13",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 07:08:42.796115+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff9f3-a7d8-78e3-b403-9e2b58821b13"
    },
    {
      "id": "chg_019ff4cd-9bd3-76b8-9395-1169e997716a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 07:09:03.242219+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff4cd-9bd3-76b8-9395-1169e997716a"
    },
    {
      "id": "chg_019ff4cd-9bd5-796e-b0e0-f170099b00c5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 07:09:03.242219+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff4cd-9bd5-796e-b0e0-f170099b00c5"
    },
    {
      "id": "chg_019ff4cd-9bd6-78ee-b608-f2310e5623e0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 07:09:03.242219+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff4cd-9bd6-78ee-b608-f2310e5623e0"
    },
    {
      "id": "chg_019ff4cd-9bd6-7dc2-bf27-4bb8be311621",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 07:09:03.242219+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff4cd-9bd6-7dc2-bf27-4bb8be311621"
    },
    {
      "id": "chg_019ff4cd-9bd7-7a43-870e-f017827aef39",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "pipeworx_feedback",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "pipeworx_feedback"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 07:09:03.242219+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “pipeworx_feedback” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff4cd-9bd7-7a43-870e-f017827aef39"
    },
    {
      "id": "chg_019ff4cd-9bda-70a5-95e6-c672fbb93e9c",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 07:09:03.242219+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019ff4cd-9bda-70a5-95e6-c672fbb93e9c"
    },
    {
      "id": "chg_019fea80-0a63-7b12-a74f-6bac7a95176a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 07:08:07.535194+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fea80-0a63-7b12-a74f-6bac7a95176a"
    },
    {
      "id": "chg_019fea80-0a64-76a1-8a96-ab3225f70f06",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 07:08:07.535194+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fea80-0a64-76a1-8a96-ab3225f70f06"
    },
    {
      "id": "chg_019fea80-0a64-7bb0-be12-da4cdd65a6a8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 07:08:07.535194+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fea80-0a64-7bb0-be12-da4cdd65a6a8"
    },
    {
      "id": "chg_019fea80-0a65-70d4-9985-369f1365334b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 07:08:07.535194+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fea80-0a65-70d4-9985-369f1365334b"
    },
    {
      "id": "chg_019fea80-0a65-74e2-9f3d-f5409f640058",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 07:08:07.535194+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fea80-0a65-74e2-9f3d-f5409f640058"
    },
    {
      "id": "chg_019fe55a-0df7-782f-b5b7-1e4b909391e6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-09",
      "occurred_at": "2026-08-09 07:08:32.078889+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe55a-0df7-782f-b5b7-1e4b909391e6"
    },
    {
      "id": "chg_019fe55a-0df7-7e48-8ba3-69dd16ce0e11",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-09",
      "occurred_at": "2026-08-09 07:08:32.078889+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe55a-0df7-7e48-8ba3-69dd16ce0e11"
    },
    {
      "id": "chg_019fe55a-0df8-7464-a00d-0db42afe7e19",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-09",
      "occurred_at": "2026-08-09 07:08:32.078889+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe55a-0df8-7464-a00d-0db42afe7e19"
    },
    {
      "id": "chg_019fe55a-0dfb-778d-9694-5739af98c39e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-09",
      "occurred_at": "2026-08-09 07:08:32.078889+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe55a-0dfb-778d-9694-5739af98c39e"
    },
    {
      "id": "chg_019fe55a-0dfb-7d83-8738-7e2e3f7f6364",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "pipeworx_feedback",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "pipeworx_feedback"
      },
      "occurred_on": "2026-08-09",
      "occurred_at": "2026-08-09 07:08:32.078889+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "Tool “pipeworx_feedback” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe55a-0dfb-7d83-8738-7e2e3f7f6364"
    },
    {
      "id": "chg_019fe55a-0dfc-7345-a43f-7be8396efa0b",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-09",
      "occurred_at": "2026-08-09 07:08:32.078889+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe55a-0dfc-7345-a43f-7be8396efa0b"
    },
    {
      "id": "chg_019fe033-2456-71fc-9d40-f2998c403e7d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 07:07:55.84897+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe033-2456-71fc-9d40-f2998c403e7d"
    },
    {
      "id": "chg_019fe033-2456-7a94-b817-3eb06f8b4806",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 07:07:55.84897+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe033-2456-7a94-b817-3eb06f8b4806"
    },
    {
      "id": "chg_019fe033-2456-7ec9-b581-4795247a5c2f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 07:07:55.84897+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe033-2456-7ec9-b581-4795247a5c2f"
    },
    {
      "id": "chg_019fe033-2457-7448-be14-14b557306d71",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 07:07:55.84897+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe033-2457-7448-be14-14b557306d71"
    },
    {
      "id": "chg_019fe033-2457-7842-a239-6ad5e39fcb94",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 07:07:55.84897+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fe033-2457-7842-a239-6ad5e39fcb94"
    },
    {
      "id": "chg_019fdb0d-0c13-7daa-ae78-ee410872e913",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 07:08:13.176877+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fdb0d-0c13-7daa-ae78-ee410872e913"
    },
    {
      "id": "chg_019fdb0d-0c14-7be3-b8fb-6e69330fadbc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 07:08:13.176877+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fdb0d-0c14-7be3-b8fb-6e69330fadbc"
    },
    {
      "id": "chg_019fdb0d-0c15-7286-ad72-7b2f6ba927da",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 07:08:13.176877+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fdb0d-0c15-7286-ad72-7b2f6ba927da"
    },
    {
      "id": "chg_019fdb0d-0c18-7556-b9da-1b268c860d3f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 07:08:13.176877+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fdb0d-0c18-7556-b9da-1b268c860d3f"
    },
    {
      "id": "chg_019fdb0d-0c1a-7533-b5f7-20ebd4d9ef92",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 07:08:13.176877+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fdb0d-0c1a-7533-b5f7-20ebd4d9ef92"
    },
    {
      "id": "chg_019fd5e6-4cf6-74f5-a9d8-6106a09ea918",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 07:07:47.708956+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fd5e6-4cf6-74f5-a9d8-6106a09ea918"
    },
    {
      "id": "chg_019fd5e6-4cf7-70a8-ad45-31c8dc869ed2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 07:07:47.708956+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fd5e6-4cf7-70a8-ad45-31c8dc869ed2"
    },
    {
      "id": "chg_019fd5e6-4cf8-74e1-8093-7531701ba8e4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 07:07:47.708956+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fd5e6-4cf8-74e1-8093-7531701ba8e4"
    },
    {
      "id": "chg_019fd5e6-4cf8-7a3b-8b8f-5cdb749f0a89",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 07:07:47.708956+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fd5e6-4cf8-7a3b-8b8f-5cdb749f0a89"
    },
    {
      "id": "chg_019fd5e6-4cf8-7e6d-a937-35c8638538d8",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 07:07:47.708956+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-open-library/open-library-mcp#chg-chg_019fd5e6-4cf8-7e6d-a937-35c8638538d8"
    }
  ],
  "days": [
    {
      "date": "2026-09-09",
      "total": 18,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-08",
      "total": 18,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-27",
      "total": 18,
      "delta": -68,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-08-26",
      "total": 86,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 85,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-24",
      "total": 85,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-08-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-23",
      "total": 84,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-08-22",
      "total": 84,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 7
    }
  ]
}