{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pipeworx-io-fra-rail-safety",
  "component": "fra-rail-safety-mcp",
  "generated_at": "2026-11-05T17:47:29.491Z",
  "tracking_since": "2026-10-14",
  "counts": {
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    "security": 58,
    "functional": 0,
    "cosmetic": 0
  },
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    {
      "id": "chg_01a1a9bb-e58e-756b-87f0-50bfbd512779",
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      "from_code": "auth.none_destructive",
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      "from_value": "fail",
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      "materiality": "security",
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      "occurred_at": "2026-11-05 03:23:45.862642+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a9bb-e58e-756b-87f0-50bfbd512779"
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    {
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      "materiality": "security",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 03:22:25.691105+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a494-503e-74c8-832d-41743378ab96"
    },
    {
      "id": "chg_01a1a494-503d-7f2f-a4c3-d4e1aaa5d80a",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 03:22:25.691105+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a494-503d-7f2f-a4c3-d4e1aaa5d80a"
    },
    {
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      "materiality": "security",
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 03:22:25.691105+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a494-503f-702a-825b-dad0649249c3"
    },
    {
      "id": "chg_01a1a494-503d-7a1d-80ed-41e3e4601590",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 03:22:25.691105+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a494-503d-7a1d-80ed-41e3e4601590"
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    {
      "id": "chg_01a1a494-503e-7b13-accc-d5f50e990946",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 03:22:25.691105+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a494-503e-7b13-accc-d5f50e990946"
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    {
      "id": "chg_01a1a494-503c-7aa3-bf44-23289872ba1d",
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      "from_code": "auth.rfc9728_invoke",
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      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 03:22:25.691105+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1a494-503c-7aa3-bf44-23289872ba1d"
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    {
      "id": "chg_01a19f6d-57a5-78c8-aa8c-1ce3dc4c618e",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 03:21:45.488919+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19f6d-57a5-78c8-aa8c-1ce3dc4c618e"
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    {
      "id": "chg_01a19f6d-57a3-7b80-818e-1b813ef0399d",
      "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": "2026-11-03",
      "occurred_at": "2026-11-03 03:21:45.488919+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19f6d-57a3-7b80-818e-1b813ef0399d"
    },
    {
      "id": "chg_01a19f6d-57a4-7cf2-aba7-dc6c2c242979",
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      "subject": "ask_pipeworx_beta",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 03:21:45.488919+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19f6d-57a4-7cf2-aba7-dc6c2c242979"
    },
    {
      "id": "chg_01a19f6d-57a5-7348-8949-3cff3afbecd4",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 03:21:45.488919+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19f6d-57a5-7348-8949-3cff3afbecd4"
    },
    {
      "id": "chg_01a19f6d-57a5-7cff-9741-600164012610",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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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": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 03:21:45.488919+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19f6d-57a5-7cff-9741-600164012610"
    },
    {
      "id": "chg_01a19a48-43ef-7133-9386-7991b7976664",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 03:23:09.615066+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19a48-43ef-7133-9386-7991b7976664"
    },
    {
      "id": "chg_01a19a48-43eb-75d7-8e25-8dad206e8f2c",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 03:23:09.615066+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19a48-43eb-75d7-8e25-8dad206e8f2c"
    },
    {
      "id": "chg_01a19a48-43ed-7284-b84d-9a61f13ce717",
      "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"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 03:23:09.615066+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19a48-43ed-7284-b84d-9a61f13ce717"
    },
    {
      "id": "chg_01a19a48-43ee-73fb-a1e6-94360938b64d",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 03:23:09.615066+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19a48-43ee-73fb-a1e6-94360938b64d"
    },
    {
      "id": "chg_01a19a48-43ed-7990-b9e3-1c6b55bcc9f1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 03:23:09.615066+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a19a48-43ed-7990-b9e3-1c6b55bcc9f1"
    },
    {
      "id": "chg_01a1951d-5603-7ab5-a2e8-2fae323c9986",
      "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",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:18:10.143415+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1951d-5603-7ab5-a2e8-2fae323c9986"
    },
    {
      "id": "chg_01a1951d-5604-7c6e-a57c-908f515c6bb4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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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"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:18:10.143415+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1951d-5604-7c6e-a57c-908f515c6bb4"
    },
    {
      "id": "chg_01a1951d-5605-736c-bc74-2ab7fa38c061",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:18:10.143415+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1951d-5605-736c-bc74-2ab7fa38c061"
    },
    {
      "id": "chg_01a1951d-5605-78b5-b4f6-7281486033ed",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:18:10.143415+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1951d-5605-78b5-b4f6-7281486033ed"
    },
    {
      "id": "chg_01a1951d-5607-7c17-8a5e-88c885338ed3",
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      "subject_kind": "server",
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:18:10.143415+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1951d-5607-7c17-8a5e-88c885338ed3"
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    {
      "id": "chg_01a18ff5-a590-795f-8d6b-ccb475af42d2",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 03:16:42.780444+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18ff5-a590-795f-8d6b-ccb475af42d2"
    },
    {
      "id": "chg_01a18ff5-a592-750d-8edf-006ce7d6a291",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 03:16:42.780444+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18ff5-a592-750d-8edf-006ce7d6a291"
    },
    {
      "id": "chg_01a18ff5-a590-73c2-908f-5bde4c7e5ad8",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 03:16:42.780444+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18ff5-a590-73c2-908f-5bde4c7e5ad8"
    },
    {
      "id": "chg_01a18ff5-a58f-7e9b-b75f-b2bd5c4eac52",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 03:16:42.780444+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18ff5-a58f-7e9b-b75f-b2bd5c4eac52"
    },
    {
      "id": "chg_01a18ff5-a58e-7c3d-a86a-bf4753bfc6b0",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 03:16:42.780444+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18ff5-a58e-7c3d-a86a-bf4753bfc6b0"
    },
    {
      "id": "chg_01a18acf-9332-7be3-90a5-b1acbd2c290a",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 03:17:01.630229+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18acf-9332-7be3-90a5-b1acbd2c290a"
    },
    {
      "id": "chg_01a18acf-932f-7d9c-a6ff-c10e69548446",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 03:17:01.630229+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18acf-932f-7d9c-a6ff-c10e69548446"
    },
    {
      "id": "chg_01a18acf-9331-72c6-95d5-a0c872b8e2bd",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 03:17:01.630229+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18acf-9331-72c6-95d5-a0c872b8e2bd"
    },
    {
      "id": "chg_01a18acf-9331-798f-8711-7ec575c6119c",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 03:17:01.630229+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18acf-9331-798f-8711-7ec575c6119c"
    },
    {
      "id": "chg_01a18acf-9332-7280-9fcd-5339b4da8f63",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_entities",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compare_entities"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 03:17:01.630229+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “compare_entities” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18acf-9332-7280-9fcd-5339b4da8f63"
    },
    {
      "id": "chg_01a18acf-9333-71ed-926d-0c63327e1d3d",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 03:17:01.630229+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18acf-9333-71ed-926d-0c63327e1d3d"
    },
    {
      "id": "chg_01a1859b-7e5a-78c2-8f38-0a147b25df8a",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e5a-78c2-8f38-0a147b25df8a"
    },
    {
      "id": "chg_01a1859b-7e5a-7e4c-852a-83fea3e9b447",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e5a-7e4c-852a-83fea3e9b447"
    },
    {
      "id": "chg_01a1859b-7e56-7a9f-b5ab-d9836da7f1a5",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e56-7a9f-b5ab-d9836da7f1a5"
    },
    {
      "id": "chg_01a1859b-7e54-7ac2-b20c-3e7be55f6d79",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e54-7ac2-b20c-3e7be55f6d79"
    },
    {
      "id": "chg_01a1859b-7e51-755c-b9f4-91a22b67bd4e",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e51-755c-b9f4-91a22b67bd4e"
    },
    {
      "id": "chg_01a1859b-7e4a-793b-962d-74bba2b152b8",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e4a-793b-962d-74bba2b152b8"
    },
    {
      "id": "chg_01a1859b-7e55-72cc-94c6-781915120b35",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e55-72cc-94c6-781915120b35"
    },
    {
      "id": "chg_01a1859b-7e57-7bb5-bcc7-dd9d2254baf9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "bet_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "bet_research"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:02:02.385133+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a1859b-7e57-7bb5-bcc7-dd9d2254baf9"
    },
    {
      "id": "chg_01a18075-51b7-7d74-b5f6-294c2f85bb4f",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 03:02:14.641058+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18075-51b7-7d74-b5f6-294c2f85bb4f"
    },
    {
      "id": "chg_01a18075-51b6-7a99-9ca6-c1c75265bd90",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 03:02:14.641058+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18075-51b6-7a99-9ca6-c1c75265bd90"
    },
    {
      "id": "chg_01a18075-51b7-789e-af82-d3a14cbc94bc",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 03:02:14.641058+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18075-51b7-789e-af82-d3a14cbc94bc"
    },
    {
      "id": "chg_01a18075-51b8-7291-ae23-ef064dc55be7",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 03:02:14.641058+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18075-51b8-7291-ae23-ef064dc55be7"
    },
    {
      "id": "chg_01a18075-51b8-793f-8bf6-df2e87ac359a",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 03:02:14.641058+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18075-51b8-793f-8bf6-df2e87ac359a"
    },
    {
      "id": "chg_01a18075-51ba-71b4-9f4a-d7e0962dda5e",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 03:02:14.641058+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a18075-51ba-71b4-9f4a-d7e0962dda5e"
    },
    {
      "id": "chg_01a17b4e-296c-73d4-9268-7e6b0de5469f",
      "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": "2026-10-27",
      "occurred_at": "2026-10-27 03:01:22.355212+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17b4e-296c-73d4-9268-7e6b0de5469f"
    },
    {
      "id": "chg_01a17b4e-296c-7a25-98f8-35d161244495",
      "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": "2026-10-27",
      "occurred_at": "2026-10-27 03:01:22.355212+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17b4e-296c-7a25-98f8-35d161244495"
    },
    {
      "id": "chg_01a17b4e-296d-7074-96ec-fa67ecdea941",
      "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": "2026-10-27",
      "occurred_at": "2026-10-27 03:01:22.355212+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17b4e-296d-7074-96ec-fa67ecdea941"
    },
    {
      "id": "chg_01a17b4e-296d-74bf-9238-516a5c9a5939",
      "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": "2026-10-27",
      "occurred_at": "2026-10-27 03:01:22.355212+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17b4e-296d-74bf-9238-516a5c9a5939"
    },
    {
      "id": "chg_01a17b4e-296b-7833-8319-9980506cfb14",
      "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": "2026-10-27",
      "occurred_at": "2026-10-27 03:01:22.355212+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17b4e-296b-7833-8319-9980506cfb14"
    },
    {
      "id": "chg_01a17695-acba-7892-a35a-4a3dfea82693",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 05:01:22.965886+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17695-acba-7892-a35a-4a3dfea82693"
    },
    {
      "id": "chg_01a17695-acba-7e47-ab24-bb1c3db18a3e",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 05:01:22.965886+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17695-acba-7e47-ab24-bb1c3db18a3e"
    },
    {
      "id": "chg_01a17695-acbb-743c-8a05-1281d763f860",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 05:01:22.965886+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17695-acbb-743c-8a05-1281d763f860"
    },
    {
      "id": "chg_01a17695-acbb-7a7d-a6a4-284aeb941d05",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 05:01:22.965886+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17695-acbb-7a7d-a6a4-284aeb941d05"
    },
    {
      "id": "chg_01a17695-acb9-7b57-a84f-f9a61716da24",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 05:01:22.965886+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17695-acb9-7b57-a84f-f9a61716da24"
    },
    {
      "id": "chg_01a17628-026f-70d3-83a5-45ba95f6866a",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 03:01:35.9549+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17628-026f-70d3-83a5-45ba95f6866a"
    },
    {
      "id": "chg_01a17628-0270-78c2-a2c6-7ee4119b6c3e",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "46",
        "judged": "46"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:01:35.9549+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17628-0270-78c2-a2c6-7ee4119b6c3e"
    },
    {
      "id": "chg_01a17628-0270-728f-8bb3-1a0a8a6f4b74",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 03:01:35.9549+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fra-rail-safety/fra-rail-safety-mcp#chg-chg_01a17628-0270-728f-8bb3-1a0a8a6f4b74"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "total": 77,
      "delta": 14,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-11-04",
      "total": 63,
      "delta": -14,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-11-03",
      "total": 77,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-11-02",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-11-01",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-10-31",
      "total": 75,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-10-30",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-29",
      "total": 74,
      "delta": 14,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
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  ]
}