{
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  "server": "pipeworx-io-gsa-perdiem",
  "component": "gsa-perdiem-mcp",
  "generated_at": "2026-09-21T09:30:41.975Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 4,
    "security": 96,
    "functional": 0,
    "cosmetic": 0
  },
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      "id": "chg_01a09a3d-0580-7094-ae7a-e12bb5a1b1ba",
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      "from_code": "auth.rfc9728_invoke",
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      "from_value": "pass",
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      "materiality": "security",
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      "occurred_at": "2026-09-13 10:08:05.150146+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09a3d-0580-7094-ae7a-e12bb5a1b1ba"
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    {
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      "subject_kind": "check",
      "subject": "stability",
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      "from_code": "stability.stable",
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      "from_value": "pass",
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      "materiality": "security",
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      "detail": {
        "days": "30",
        "added": "0",
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      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 10:08:05.150146+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09a3d-0581-7eaa-ab77-2a3b349ab165"
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    {
      "id": "chg_01a09a3d-0582-74cc-88eb-39feff7349a3",
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      "subject": "tool-safety-injection",
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      "from_code": "toolsafety.injection_clean",
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      "from_value": "pass",
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      "materiality": "security",
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      "occurred_at": "2026-09-13 10:08:05.150146+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09a3d-0582-74cc-88eb-39feff7349a3"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc04-7625-a74b-f2d4238a3fe6"
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    {
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc05-7a89-9f84-392c64658af4"
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    {
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc06-702d-b829-fab2131c4379"
    },
    {
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      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "bet_research",
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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": "bet_research"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc06-7468-84fa-41cadd5144a1"
    },
    {
      "id": "chg_01a09516-fc06-7daa-8764-ae5770d66f0a",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc06-7daa-8764-ae5770d66f0a"
    },
    {
      "id": "chg_01a09516-fc07-7269-9b5a-e18cbab8b8e9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc07-7269-9b5a-e18cbab8b8e9"
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    {
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      "subject_kind": "server",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {},
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:08:26.541505+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a09516-fc07-7c40-b571-dd048f86fa71"
    },
    {
      "id": "chg_01a085a4-ca9b-7c80-94af-fa93f886aa9a",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 10:09:24.596314+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a085a4-ca9b-7c80-94af-fa93f886aa9a"
    },
    {
      "id": "chg_01a08080-fba3-70aa-8bf4-1bc8255164b7",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 10:12:11.535698+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a08080-fba3-70aa-8bf4-1bc8255164b7"
    },
    {
      "id": "chg_01a07b5a-6447-7af6-93e8-c43b8c343e5e",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 10:11:56.316914+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07b5a-6447-7af6-93e8-c43b8c343e5e"
    },
    {
      "id": "chg_01a07b5a-6448-7f09-a8fc-4783623ff4da",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 10:11:56.316914+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07b5a-6448-7f09-a8fc-4783623ff4da"
    },
    {
      "id": "chg_01a07b5a-6449-797c-8d9e-1d63d9874fee",
      "kind": "tool.description_changed",
      "family": "",
      "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_beta"
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      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 10:11:56.316914+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07b5a-6449-797c-8d9e-1d63d9874fee"
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    {
      "id": "chg_01a07b5a-6449-7df1-b4cc-ad3ce861fa7c",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "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"
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      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 10:11:56.316914+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07b5a-6449-7df1-b4cc-ad3ce861fa7c"
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    {
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      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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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": "deep_research"
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      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 10:11:56.316914+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07b5a-644d-7d42-9708-09a0a346abcf"
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    {
      "id": "chg_01a07b5a-644e-7466-9701-eb83ae6a0df3",
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      "family": "",
      "subject_kind": "server",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 10:11:56.316914+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07b5a-644e-7466-9701-eb83ae6a0df3"
    },
    {
      "id": "chg_01a07631-7a7b-7a8c-9dbf-19c3b3565f03",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 10:09:09.126113+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07631-7a7b-7a8c-9dbf-19c3b3565f03"
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    {
      "id": "chg_01a07631-7a7d-7a43-8315-c89bd21269ff",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:09:09.126113+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07631-7a7d-7a43-8315-c89bd21269ff"
    },
    {
      "id": "chg_01a07631-7a7e-78de-9c82-6e20ee99eb05",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:09:09.126113+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07631-7a7e-78de-9c82-6e20ee99eb05"
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    {
      "id": "chg_01a07631-7a7e-7f38-9692-3d466994fd7a",
      "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"
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      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 10:09:09.126113+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07631-7a7e-7f38-9692-3d466994fd7a"
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    {
      "id": "chg_01a07631-7a7f-75fd-97ac-fc44edceed95",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:09:09.126113+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07631-7a7f-75fd-97ac-fc44edceed95"
    },
    {
      "id": "chg_01a07631-7a7f-7b80-9305-68fafbe02595",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:09:09.126113+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a07631-7a7f-7b80-9305-68fafbe02595"
    },
    {
      "id": "chg_01a0710b-f5cf-7ef2-b1a4-47f214478cab",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 10:10:03.458761+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0710b-f5cf-7ef2-b1a4-47f214478cab"
    },
    {
      "id": "chg_01a0710b-f5da-7e25-b22d-8454489bec30",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 10:10:03.458761+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0710b-f5da-7e25-b22d-8454489bec30"
    },
    {
      "id": "chg_01a0710b-f5db-7ed0-910f-ed380983b74b",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 10:10:03.458761+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0710b-f5db-7ed0-910f-ed380983b74b"
    },
    {
      "id": "chg_01a0710b-f5dc-77d7-8b7f-547730a53fcb",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 10:10:03.458761+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0710b-f5dc-77d7-8b7f-547730a53fcb"
    },
    {
      "id": "chg_01a0710b-f5dc-7d31-b720-107b848e896a",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 10:10:03.458761+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0710b-f5dc-7d31-b720-107b848e896a"
    },
    {
      "id": "chg_01a06be5-8497-7eac-90da-133b406527eb",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-8497-7eac-90da-133b406527eb"
    },
    {
      "id": "chg_01a06be5-8499-737c-9f9f-9ed34c0ff554",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-8499-737c-9f9f-9ed34c0ff554"
    },
    {
      "id": "chg_01a06be5-8499-7862-a028-64c6042ef694",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-8499-7862-a028-64c6042ef694"
    },
    {
      "id": "chg_01a06be5-8499-7cd6-82da-3bf96d36883f",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-8499-7cd6-82da-3bf96d36883f"
    },
    {
      "id": "chg_01a06be5-849a-7239-a17c-7e2169362bee",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-849a-7239-a17c-7e2169362bee"
    },
    {
      "id": "chg_01a06be5-849a-76a8-83ee-d77aabfcdcee",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "entity_profile",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "entity_profile"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “entity_profile” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-849a-76a8-83ee-d77aabfcdcee"
    },
    {
      "id": "chg_01a06be5-849b-755a-bbc8-e8f30e325e60",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 10:09:58.786804+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06be5-849b-755a-bbc8-e8f30e325e60"
    },
    {
      "id": "chg_01a066bf-f685-797a-bada-ef046e5f360e",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 10:10:51.578488+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a066bf-f685-797a-bada-ef046e5f360e"
    },
    {
      "id": "chg_01a066bf-f686-7d78-a447-20a617cfb834",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 10:10:51.578488+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a066bf-f686-7d78-a447-20a617cfb834"
    },
    {
      "id": "chg_01a066bf-f687-73be-b1a2-6cd8f5f998b0",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 10:10:51.578488+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a066bf-f687-73be-b1a2-6cd8f5f998b0"
    },
    {
      "id": "chg_01a066bf-f687-7dea-a3a1-f1a10facb654",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 10:10:51.578488+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a066bf-f687-7dea-a3a1-f1a10facb654"
    },
    {
      "id": "chg_01a066bf-f688-7309-a79d-d5ab09935baf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 10:10:51.578488+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a066bf-f688-7309-a79d-d5ab09935baf"
    },
    {
      "id": "chg_01a066bf-f688-793b-b524-7e11fa82cc50",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 10:10:51.578488+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a066bf-f688-793b-b524-7e11fa82cc50"
    },
    {
      "id": "chg_01a06199-0570-7ee6-b289-32732fe8df28",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 10:10:13.19676+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06199-0570-7ee6-b289-32732fe8df28"
    },
    {
      "id": "chg_01a06199-056c-7098-8bd7-557795e61db0",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 10:10:13.19676+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06199-056c-7098-8bd7-557795e61db0"
    },
    {
      "id": "chg_01a06199-056f-7005-b4c4-234233ac8357",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 10:10:13.19676+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06199-056f-7005-b4c4-234233ac8357"
    },
    {
      "id": "chg_01a06199-056f-7b18-977c-147c74fe68d6",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 10:10:13.19676+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06199-056f-7b18-977c-147c74fe68d6"
    },
    {
      "id": "chg_01a06199-0570-7046-b61e-64d5478f7c6a",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 10:10:13.19676+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06199-0570-7046-b61e-64d5478f7c6a"
    },
    {
      "id": "chg_01a06199-0570-74c9-96b6-c0de2978922c",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 10:10:13.19676+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “resolve_entity” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a06199-0570-74c9-96b6-c0de2978922c"
    },
    {
      "id": "chg_01a05c72-5e33-7e0e-882f-d8eae6cfdd4b",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 10:09:54.20331+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05c72-5e33-7e0e-882f-d8eae6cfdd4b"
    },
    {
      "id": "chg_01a05c72-5e35-70f5-92cf-c5db7951a29c",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 10:09:54.20331+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05c72-5e35-70f5-92cf-c5db7951a29c"
    },
    {
      "id": "chg_01a05c72-5e35-7e01-a3fb-b7340995506f",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 10:09:54.20331+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05c72-5e35-7e01-a3fb-b7340995506f"
    },
    {
      "id": "chg_01a05c72-5e36-7540-9565-d19d3f4b12e5",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 10:09:54.20331+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05c72-5e36-7540-9565-d19d3f4b12e5"
    },
    {
      "id": "chg_01a05c72-5e36-7e71-8df8-8f428e842951",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 10:09:54.20331+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05c72-5e36-7e71-8df8-8f428e842951"
    },
    {
      "id": "chg_01a0574a-dea8-7543-b744-9c415d292ddc",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:39.263945+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0574a-dea8-7543-b744-9c415d292ddc"
    },
    {
      "id": "chg_01a0574a-dea9-737d-be68-b49fcb8e80f5",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:39.263945+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0574a-dea9-737d-be68-b49fcb8e80f5"
    },
    {
      "id": "chg_01a0574a-dea9-796e-801c-1fb87640f40f",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:39.263945+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0574a-dea9-796e-801c-1fb87640f40f"
    },
    {
      "id": "chg_01a0574a-dea9-7e98-9519-37ffc448771c",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:39.263945+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0574a-dea9-7e98-9519-37ffc448771c"
    },
    {
      "id": "chg_01a0574a-deaa-750d-8aa9-64d3dcc23883",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:39.263945+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0574a-deaa-750d-8aa9-64d3dcc23883"
    },
    {
      "id": "chg_01a0574a-deaa-7991-a625-7d67577ce02f",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:39.263945+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0574a-deaa-7991-a625-7d67577ce02f"
    },
    {
      "id": "chg_01a05223-5714-709e-a06a-d526cdd2c870",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-5714-709e-a06a-d526cdd2c870"
    },
    {
      "id": "chg_01a05223-5712-7688-9936-4ad0f6b2d0bf",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-5712-7688-9936-4ad0f6b2d0bf"
    },
    {
      "id": "chg_01a05223-5716-7484-bb45-77cd9b8eed65",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-5716-7484-bb45-77cd9b8eed65"
    },
    {
      "id": "chg_01a05223-5716-7bdb-9418-ddc3f1c26032",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.stable",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-5716-7bdb-9418-ddc3f1c26032"
    },
    {
      "id": "chg_01a05223-571e-7a9e-8362-586d1ddf08d4",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-571e-7a9e-8362-586d1ddf08d4"
    },
    {
      "id": "chg_01a05223-571f-7315-86d5-ba3e5f1ad526",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-571f-7315-86d5-ba3e5f1ad526"
    },
    {
      "id": "chg_01a05223-571f-7cd4-8703-4dba033ba26e",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-571f-7cd4-8703-4dba033ba26e"
    },
    {
      "id": "chg_01a05223-5720-7572-9a50-c6f7a8318c23",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-5720-7572-9a50-c6f7a8318c23"
    },
    {
      "id": "chg_01a05223-5725-74cf-875f-40d37f6230c8",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:07:22.139928+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a05223-5725-74cf-875f-40d37f6230c8"
    },
    {
      "id": "chg_01a042ae-40c7-7626-9cfe-6aa42f407e53",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.insufficient_history",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:05:11.213748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a042ae-40c7-7626-9cfe-6aa42f407e53"
    },
    {
      "id": "chg_01a042ae-40c9-74a0-9a2f-a409449ceed2",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:05:11.213748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a042ae-40c9-74a0-9a2f-a409449ceed2"
    },
    {
      "id": "chg_01a042ae-40c9-7b7f-8266-70968c5ccba0",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "400",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:05:11.213748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a042ae-40c9-7b7f-8266-70968c5ccba0"
    },
    {
      "id": "chg_01a042ae-40ca-7658-a069-1b77f95e5dc9",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:05:11.213748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a042ae-40ca-7658-a069-1b77f95e5dc9"
    },
    {
      "id": "chg_01a042ae-40cc-7b46-95d7-5cf18b6ac544",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:05:11.213748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a042ae-40cc-7b46-95d7-5cf18b6ac544"
    },
    {
      "id": "chg_01a03861-53b5-7001-af44-338299b89912",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 10:04:57.355934+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a03861-53b5-7001-af44-338299b89912"
    },
    {
      "id": "chg_01a0333b-037e-782d-9d46-c9590a386682",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 10:05:00.277344+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0333b-037e-782d-9d46-c9590a386682"
    },
    {
      "id": "chg_01a02e14-c39d-7b48-a440-92d173da8b54",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 10:05:07.686249+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a02e14-c39d-7b48-a440-92d173da8b54"
    },
    {
      "id": "chg_01a02e14-c39f-71f9-b067-59024fcd54a6",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 10:05:07.686249+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a02e14-c39f-71f9-b067-59024fcd54a6"
    },
    {
      "id": "chg_01a02e14-c39f-7aa7-a950-f7120487c278",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 10:05:07.686249+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a02e14-c39f-7aa7-a950-f7120487c278"
    },
    {
      "id": "chg_01a02e14-c3a0-72c9-b03b-bf64f2a5600a",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 10:05:07.686249+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a02e14-c3a0-72c9-b03b-bf64f2a5600a"
    },
    {
      "id": "chg_01a02e14-c3a2-75a2-b2f5-b48df345c838",
      "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 10:05:07.686249+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a02e14-c3a2-75a2-b2f5-b48df345c838"
    },
    {
      "id": "chg_01a028ee-5f88-7f1f-8e5c-67298d2138fd",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 10:05:05.676169+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f88-7f1f-8e5c-67298d2138fd"
    },
    {
      "id": "chg_01a028ee-5f89-7ea4-80a9-c205919936fa",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "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 10:05:05.676169+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f89-7ea4-80a9-c205919936fa"
    },
    {
      "id": "chg_01a028ee-5f8a-75ba-87c5-bf8c4d44bc13",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 10:05:05.676169+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f8a-75ba-87c5-bf8c4d44bc13"
    },
    {
      "id": "chg_01a028ee-5f8a-7f0b-a77e-1b0148848d83",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 10:05:05.676169+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f8a-7f0b-a77e-1b0148848d83"
    },
    {
      "id": "chg_01a028ee-5f8b-7693-a846-18b6ae6b5043",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 10:05:05.676169+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f8b-7693-a846-18b6ae6b5043"
    },
    {
      "id": "chg_01a028ee-5f8b-7bde-8338-cf98d8c6442e",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 10:05:05.676169+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f8b-7bde-8338-cf98d8c6442e"
    },
    {
      "id": "chg_01a028ee-5f8c-71dd-bfc6-ec8b3aeb9b47",
      "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 10:05:05.676169+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a028ee-5f8c-71dd-bfc6-ec8b3aeb9b47"
    },
    {
      "id": "chg_01a023c8-147b-7a40-949b-aa7abd72f530",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 10:05:09.821469+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a023c8-147b-7a40-949b-aa7abd72f530"
    },
    {
      "id": "chg_01a023c8-147d-7138-b4f0-b5eabd161b1d",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 10:05:09.821469+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a023c8-147d-7138-b4f0-b5eabd161b1d"
    },
    {
      "id": "chg_01a023c8-147d-77d1-9d57-08d2c3d3ca04",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 10:05:09.821469+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a023c8-147d-77d1-9d57-08d2c3d3ca04"
    },
    {
      "id": "chg_01a023c8-147d-7e39-8f90-14afa5e63c63",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 10:05:09.821469+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a023c8-147d-7e39-8f90-14afa5e63c63"
    },
    {
      "id": "chg_01a023c8-147e-74fe-850e-4b901517d16a",
      "kind": "tool.description_changed",
      "family": "",
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      "materiality": "security",
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      "occurred_at": "2026-08-21 10:05:09.821469+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a023c8-147e-74fe-850e-4b901517d16a"
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    {
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      "occurred_at": "2026-08-21 10:05:09.821469+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a023c8-147e-7a5f-a817-d923acece884"
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    {
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      "detail": {
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      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 10:05:39.390822+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a01ea2-2b0c-7889-84ba-753b557c446d"
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    {
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      "occurred_at": "2026-08-20 10:05:39.390822+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a01ea2-2b0d-7ac1-aa16-9babaef2aada"
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    {
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      "occurred_at": "2026-08-20 10:05:39.390822+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-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a01ea2-2b0e-7159-a184-c4f8cbbb8a54"
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      "observed_since": "2026-08-19",
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      "observed_since": "2026-08-19",
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      "summary": "The server rewrote its instructions, which are the text every model session reads",
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      "observed_since": "2026-08-18",
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      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gsa-perdiem/gsa-perdiem-mcp#chg-chg_01a0197b-68fe-7f18-9f24-32b99a7cdb8c"
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