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      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08986-0a96-77af-ba3a-4e6040be3885"
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    {
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      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
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      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08986-0a97-71dc-a2d9-08e88600da91"
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      "occurred_at": "2026-09-10 04:14:17.965008+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08986-0a97-7625-b262-305856ad00c6"
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      "occurred_at": "2026-09-10 04:14:17.965008+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08986-0a97-79e6-b0d4-6a3f83c38cc2"
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    {
      "id": "chg_01a08460-d259-7385-86be-2033672915b4",
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      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d259-7385-86be-2033672915b4"
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    {
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      "occurred_at": "2026-09-09 04:15:32.731143+00",
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      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25a-787f-a8ef-53894484ffc1"
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      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25b-7252-8aac-51a1ab685627"
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      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25d-79a9-a42e-f81278c69a53"
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    {
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      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25e-74c2-84bd-33cdf64c78ff"
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      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25e-79b6-a749-44244d206698"
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      "materiality": "security",
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      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25e-7db1-b77e-c9cd4ce2c0d2"
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      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “details” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25f-784d-bd59-52cb1dd8588b"
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      "materiality": "security",
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      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “published” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d25f-7d4f-8ddc-5557c090b48e"
    },
    {
      "id": "chg_01a08460-d260-7366-9cdc-b88cb887daf4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "publisher",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "publisher"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “publisher” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d260-7366-9cdc-b88cb887daf4"
    },
    {
      "id": "chg_01a08460-d263-7a85-9d5c-63f35cffb2fe",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 04:15:32.731143+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a08460-d263-7a85-9d5c-63f35cffb2fe"
    },
    {
      "id": "chg_01a07f3c-ed13-7d5d-9783-bccbd32c6d06",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 04:18:14.273526+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07f3c-ed13-7d5d-9783-bccbd32c6d06"
    },
    {
      "id": "chg_01a07f3c-ed14-79c6-b45d-bfb376ee576a",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 04:18:14.273526+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07f3c-ed14-79c6-b45d-bfb376ee576a"
    },
    {
      "id": "chg_01a07f3c-ed15-709d-b7be-8606e53c3e3a",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 04:18:14.273526+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07f3c-ed15-709d-b7be-8606e53c3e3a"
    },
    {
      "id": "chg_01a07f3c-ed17-71e2-8589-8412d506f397",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 04:18:14.273526+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07f3c-ed17-71e2-8589-8412d506f397"
    },
    {
      "id": "chg_01a07a14-f23b-7378-8d1b-55c19e4745e5",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 04:16:28.008851+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07a14-f23b-7378-8d1b-55c19e4745e5"
    },
    {
      "id": "chg_01a07a14-f23c-7c5f-a961-296b0c7d2122",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 04:16:28.008851+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07a14-f23c-7c5f-a961-296b0c7d2122"
    },
    {
      "id": "chg_01a07a14-f23d-75b4-ac56-0d7d1cce5672",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 04:16:28.008851+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a07a14-f23d-75b4-ac56-0d7d1cce5672"
    },
    {
      "id": "chg_01a074eb-b336-7787-aee8-a1d74dadc39f",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "35",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 04:13:18.90685+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a074eb-b336-7787-aee8-a1d74dadc39f"
    },
    {
      "id": "chg_01a074eb-b337-7b05-be0e-e05592f0c2d5",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 04:13:18.90685+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a074eb-b337-7b05-be0e-e05592f0c2d5"
    },
    {
      "id": "chg_01a074eb-b339-7ec7-bc07-949c0eb5725d",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 04:13:18.90685+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a074eb-b339-7ec7-bc07-949c0eb5725d"
    },
    {
      "id": "chg_01a06a9e-cec5-7387-8e30-bf73ef4f990b",
      "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 04:13:07.56818+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-biorxiv/biorxiv-mcp#chg-chg_01a06a9e-cec5-7387-8e30-bf73ef4f990b"
    },
    {
      "id": "chg_01a06a9e-cec6-7752-8220-390b5896e032",
      "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 04:13:07.56818+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-biorxiv/biorxiv-mcp#chg-chg_01a06a9e-cec6-7752-8220-390b5896e032"
    },
    {
      "id": "chg_01a06a9e-cec6-7bed-b9ec-5fed2fba55a0",
      "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 04:13:07.56818+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-biorxiv/biorxiv-mcp#chg-chg_01a06a9e-cec6-7bed-b9ec-5fed2fba55a0"
    },
    {
      "id": "chg_01a06a9e-cec7-7246-9bda-4f985c37f912",
      "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 04:13:07.56818+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-biorxiv/biorxiv-mcp#chg-chg_01a06a9e-cec7-7246-9bda-4f985c37f912"
    },
    {
      "id": "chg_01a06a9e-cec7-77d3-a737-5ba548ef3192",
      "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 04:13:07.56818+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-biorxiv/biorxiv-mcp#chg-chg_01a06a9e-cec7-77d3-a737-5ba548ef3192"
    },
    {
      "id": "chg_01a06a9e-cec8-7d05-adf8-42859c28ee9e",
      "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 04:13:07.56818+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-biorxiv/biorxiv-mcp#chg-chg_01a06a9e-cec8-7d05-adf8-42859c28ee9e"
    },
    {
      "id": "chg_01a06578-75ba-7590-a303-ba6f9415c865",
      "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 04:13:08.324341+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-biorxiv/biorxiv-mcp#chg-chg_01a06578-75ba-7590-a303-ba6f9415c865"
    },
    {
      "id": "chg_01a06578-75bb-7341-87f9-9043379e682f",
      "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 04:13:08.324341+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-biorxiv/biorxiv-mcp#chg-chg_01a06578-75bb-7341-87f9-9043379e682f"
    },
    {
      "id": "chg_01a06578-75bb-77b1-a383-a5e3d3eb003f",
      "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 04:13:08.324341+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-biorxiv/biorxiv-mcp#chg-chg_01a06578-75bb-77b1-a383-a5e3d3eb003f"
    },
    {
      "id": "chg_01a06578-75bb-7bbb-b734-cf51efe4e6b5",
      "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 04:13:08.324341+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-biorxiv/biorxiv-mcp#chg-chg_01a06578-75bb-7bbb-b734-cf51efe4e6b5"
    },
    {
      "id": "chg_01a06578-75bc-7212-8f9c-61df5501a67a",
      "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 04:13:08.324341+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-biorxiv/biorxiv-mcp#chg-chg_01a06578-75bc-7212-8f9c-61df5501a67a"
    },
    {
      "id": "chg_01a06578-75bc-789e-867e-74426f1948ec",
      "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 04:13:08.324341+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-biorxiv/biorxiv-mcp#chg-chg_01a06578-75bc-789e-867e-74426f1948ec"
    },
    {
      "id": "chg_01a06051-9fab-780e-9a2a-a497caa72239",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 04:12:37.012642+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fab-780e-9a2a-a497caa72239"
    },
    {
      "id": "chg_01a06051-9fac-7ab1-bb07-03acada60801",
      "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 04:12:37.012642+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-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fac-7ab1-bb07-03acada60801"
    },
    {
      "id": "chg_01a06051-9fad-704e-a7dc-6fce7cdac80a",
      "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 04:12:37.012642+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-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fad-704e-a7dc-6fce7cdac80a"
    },
    {
      "id": "chg_01a06051-9fad-75b6-9123-e91e6e9ad8a5",
      "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 04:12:37.012642+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-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fad-75b6-9123-e91e6e9ad8a5"
    },
    {
      "id": "chg_01a06051-9fad-7a54-a571-d98dcbade1b2",
      "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 04:12:37.012642+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-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fad-7a54-a571-d98dcbade1b2"
    },
    {
      "id": "chg_01a06051-9fad-7ed6-9092-f650635c7e74",
      "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 04:12:37.012642+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-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fad-7ed6-9092-f650635c7e74"
    },
    {
      "id": "chg_01a06051-9fae-7a04-a407-8c457b951565",
      "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 04:12:37.012642+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-biorxiv/biorxiv-mcp#chg-chg_01a06051-9fae-7a04-a407-8c457b951565"
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    {
      "id": "chg_01a05b2b-4682-7c9b-9d32-539fee29e6ac",
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      "family": "",
      "subject_kind": "tool",
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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"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 04:12:37.840209+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-biorxiv/biorxiv-mcp#chg-chg_01a05b2b-4682-7c9b-9d32-539fee29e6ac"
    },
    {
      "id": "chg_01a05b2b-4683-7a30-ad8b-e09004a9058b",
      "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 04:12:37.840209+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-biorxiv/biorxiv-mcp#chg-chg_01a05b2b-4683-7a30-ad8b-e09004a9058b"
    },
    {
      "id": "chg_01a05b2b-4683-7e51-92eb-6583c8d73b0f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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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"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 04:12:37.840209+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-biorxiv/biorxiv-mcp#chg-chg_01a05b2b-4683-7e51-92eb-6583c8d73b0f"
    },
    {
      "id": "chg_01a05b2b-4684-748e-be27-b462f8b89b3d",
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      "family": "",
      "subject_kind": "tool",
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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"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 04:12:37.840209+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-biorxiv/biorxiv-mcp#chg-chg_01a05b2b-4684-748e-be27-b462f8b89b3d"
    },
    {
      "id": "chg_01a05b2b-4684-78c9-8229-97f6cec951ea",
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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": "2026-09-01",
      "occurred_at": "2026-09-01 04:12:37.840209+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-biorxiv/biorxiv-mcp#chg-chg_01a05b2b-4684-78c9-8229-97f6cec951ea"
    },
    {
      "id": "chg_01a05604-e6b5-73d5-85c9-f178282a0a41",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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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"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 04:12:36.796652+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-biorxiv/biorxiv-mcp#chg-chg_01a05604-e6b5-73d5-85c9-f178282a0a41"
    },
    {
      "id": "chg_01a05604-e6b6-7b12-9597-55acaa1c5550",
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      "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",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 04:12:36.796652+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-biorxiv/biorxiv-mcp#chg-chg_01a05604-e6b6-7b12-9597-55acaa1c5550"
    },
    {
      "id": "chg_01a05604-e6b7-734b-a87f-8dbe099c02fb",
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      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 04:12:36.796652+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-biorxiv/biorxiv-mcp#chg-chg_01a05604-e6b7-734b-a87f-8dbe099c02fb"
    },
    {
      "id": "chg_01a05604-e6b7-7de7-9058-b9864920e04e",
      "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"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 04:12:36.796652+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-biorxiv/biorxiv-mcp#chg-chg_01a05604-e6b7-7de7-9058-b9864920e04e"
    },
    {
      "id": "chg_01a05604-e6b8-74b3-9a26-47cf99d4bf41",
      "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 04:12:36.796652+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-biorxiv/biorxiv-mcp#chg-chg_01a05604-e6b8-74b3-9a26-47cf99d4bf41"
    },
    {
      "id": "chg_01a05604-e6bb-768a-9e4d-e23f8158b208",
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      "family": "",
      "subject_kind": "server",
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      "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 04:12:36.796652+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-biorxiv/biorxiv-mcp#chg-chg_01a05604-e6bb-768a-9e4d-e23f8158b208"
    },
    {
      "id": "chg_01a050dd-e741-730b-b9ea-f3e779488618",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 04:11:54.94785+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a050dd-e741-730b-b9ea-f3e779488618"
    },
    {
      "id": "chg_01a050dd-e742-7b5b-ac0e-3bbdb6928b7e",
      "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 04:11:54.94785+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a050dd-e742-7b5b-ac0e-3bbdb6928b7e"
    },
    {
      "id": "chg_01a050dd-e743-706e-85a0-40aa7e79e48f",
      "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 04:11:54.94785+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a050dd-e743-706e-85a0-40aa7e79e48f"
    },
    {
      "id": "chg_01a050dd-e743-7be9-a2af-00b642002d73",
      "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 04:11:54.94785+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a050dd-e743-7be9-a2af-00b642002d73"
    },
    {
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      "subject_kind": "tool",
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      "detail": {
        "tool": "deep_research"
      },
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      "occurred_at": "2026-08-30 04:11:54.94785+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a050dd-e744-70b0-957e-100d4551b51c"
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    {
      "id": "chg_01a050dd-e745-7837-84ff-7f323ffacfbe",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 04:11:54.94785+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a050dd-e745-7837-84ff-7f323ffacfbe"
    },
    {
      "id": "chg_01a04bb7-c1ea-7f30-afd7-c31beaa36871",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 04:12:08.953528+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a04bb7-c1ea-7f30-afd7-c31beaa36871"
    },
    {
      "id": "chg_01a04bb7-c1ec-759e-ade6-1ff9fc00ae9d",
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      "subject_kind": "tool",
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 04:12:08.953528+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a04bb7-c1ec-759e-ade6-1ff9fc00ae9d"
    },
    {
      "id": "chg_01a04bb7-c1ec-7a69-8cb6-a7c59924907e",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 04:12:08.953528+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a04bb7-c1ec-7a69-8cb6-a7c59924907e"
    },
    {
      "id": "chg_01a04bb7-c1ed-706c-b05e-48f9dbfbc354",
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      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 04:12:08.953528+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a04bb7-c1ed-706c-b05e-48f9dbfbc354"
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    {
      "id": "chg_01a04bb7-c1ed-75d2-a589-90b3950e6990",
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      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 04:12:08.953528+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a04bb7-c1ed-75d2-a589-90b3950e6990"
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    {
      "id": "chg_01a04bb7-c1ed-7be7-aeee-ac69fc2029f6",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 04:12:08.953528+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a04bb7-c1ed-7be7-aeee-ac69fc2029f6"
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    {
      "id": "chg_01a0416a-c204-7b98-898f-08c88eb9ff67",
      "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",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 04:11:50.614051+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a0416a-c204-7b98-898f-08c88eb9ff67"
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    {
      "id": "chg_01a0416a-c205-7d59-b2fb-5fac2166891a",
      "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"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 04:11:50.614051+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-biorxiv/biorxiv-mcp#chg-chg_01a0416a-c205-7d59-b2fb-5fac2166891a"
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    {
      "id": "chg_01a0416a-c206-73bf-9869-219acb8e37f4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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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": "2026-08-27",
      "occurred_at": "2026-08-27 04:11:50.614051+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-biorxiv/biorxiv-mcp#chg-chg_01a0416a-c206-73bf-9869-219acb8e37f4"
    },
    {
      "id": "chg_01a0416a-c206-7794-a170-023d8822ef02",
      "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",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 04:11:50.614051+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-biorxiv/biorxiv-mcp#chg-chg_01a0416a-c206-7794-a170-023d8822ef02"
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    {
      "id": "chg_01a0416a-c206-7b5a-83e0-3f1fc32fe8e9",
      "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": "deep_research"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 04:11:50.614051+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-biorxiv/biorxiv-mcp#chg-chg_01a0416a-c206-7b5a-83e0-3f1fc32fe8e9"
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    {
      "id": "chg_01a0416a-c207-7173-84db-9dd20063a111",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 04:11:50.614051+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-biorxiv/biorxiv-mcp#chg-chg_01a0416a-c207-7173-84db-9dd20063a111"
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    {
      "id": "chg_01a0371d-e48e-7bb5-9cba-b0aebba29e83",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
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      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
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      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 04:11:40.962317+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a0371d-e48e-7bb5-9cba-b0aebba29e83"
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    {
      "id": "chg_01a031f7-28d0-764e-a59c-340f4a5af3b1",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 04:11:16.482386+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a031f7-28d0-764e-a59c-340f4a5af3b1"
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    {
      "id": "chg_01a031f7-28d1-759c-bc3b-43f481ff1ea6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
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        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 04:11:16.482386+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a031f7-28d1-759c-bc3b-43f481ff1ea6"
    },
    {
      "id": "chg_01a031f7-28d1-7c21-b6a7-885b0a047abc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 04:11:16.482386+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a031f7-28d1-7c21-b6a7-885b0a047abc"
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    {
      "id": "chg_01a031f7-28d2-7366-8a96-85af3826e254",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 04:11:16.482386+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a031f7-28d2-7366-8a96-85af3826e254"
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    {
      "id": "chg_01a031f7-28d2-7ae9-969a-559f7a10689c",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 04:11:16.482386+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a031f7-28d2-7ae9-969a-559f7a10689c"
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    {
      "id": "chg_01a02cd0-a07d-7e28-be36-1c7eb5defaa6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 04:11:05.142813+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-biorxiv/biorxiv-mcp#chg-chg_01a02cd0-a07d-7e28-be36-1c7eb5defaa6"
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    {
      "id": "chg_01a02cd0-a07e-796a-bac6-74acce28c2a3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "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 04:11:05.142813+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-biorxiv/biorxiv-mcp#chg-chg_01a02cd0-a07e-796a-bac6-74acce28c2a3"
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    {
      "id": "chg_01a02cd0-a07f-735b-91eb-7c89e1175727",
      "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 04:11:05.142813+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-biorxiv/biorxiv-mcp#chg-chg_01a02cd0-a07f-735b-91eb-7c89e1175727"
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    {
      "id": "chg_01a02cd0-a07f-782d-a37b-83ec5151be23",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 04:11:05.142813+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-biorxiv/biorxiv-mcp#chg-chg_01a02cd0-a07f-782d-a37b-83ec5151be23"
    },
    {
      "id": "chg_01a02cd0-a07f-7cba-93f5-cba405dff0a1",
      "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 04:11:05.142813+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-biorxiv/biorxiv-mcp#chg-chg_01a02cd0-a07f-7cba-93f5-cba405dff0a1"
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    {
      "id": "chg_01a027aa-85a7-7d17-9a81-3026dfd1b1cb",
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      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
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      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 04:11:21.781526+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a027aa-85a7-7d17-9a81-3026dfd1b1cb"
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      "to_value": "pass",
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      "occurred_at": "2026-08-22 04:11:21.781526+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-biorxiv/biorxiv-mcp#chg-chg_01a027aa-85a8-7901-8461-b05475f341c1"
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      "to_value": null,
      "materiality": "security",
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      "occurred_at": "2026-08-22 04:11:21.781526+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-biorxiv/biorxiv-mcp#chg-chg_01a027aa-85a8-7d70-aebb-bb46fc57770b"
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      "to_value": null,
      "materiality": "security",
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      "occurred_at": "2026-08-22 04:11:21.781526+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
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      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_at": "2026-08-22 04:11:21.781526+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-biorxiv/biorxiv-mcp#chg-chg_01a027aa-85aa-7245-8461-d99b6b25634d"
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