{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pipeworx-io-nyc-animals",
  "component": "nyc-animals-mcp",
  "generated_at": "2026-11-05T17:40:27.542Z",
  "tracking_since": "2026-09-12",
  "counts": {
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    "security": 50,
    "functional": 0,
    "cosmetic": 0
  },
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 01:39:42.604868+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a1a95c-a1d2-7399-8229-fd3c287d4c24"
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    {
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 01:39:42.604868+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a1a95c-a1d1-75e8-9b12-085604e04f8e"
    },
    {
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 01:39:42.604868+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a1a95c-a1d6-7eb9-ba73-f9773029daac"
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    {
      "id": "chg_01a1a95c-a1cd-7807-813b-d2215dd78a26",
      "kind": "tool.description_changed",
      "family": "",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 01:39:42.604868+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a1a95c-a1cd-7807-813b-d2215dd78a26"
    },
    {
      "id": "chg_01a1a95c-a1d6-75a7-a6e9-e1a9d59c6226",
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      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 01:39:42.604868+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a1a95c-a1d6-75a7-a6e9-e1a9d59c6226"
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    {
      "id": "chg_01a19f0f-5e03-795b-913f-e0e8487fa1c0",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 01:39:06.630638+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-nyc-animals/nyc-animals-mcp#chg-chg_01a19f0f-5e03-795b-913f-e0e8487fa1c0"
    },
    {
      "id": "chg_01a19f0f-5dd9-72b2-9428-95e02c1d8bd4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 01:39:06.630638+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-nyc-animals/nyc-animals-mcp#chg-chg_01a19f0f-5dd9-72b2-9428-95e02c1d8bd4"
    },
    {
      "id": "chg_01a19f0f-5ded-741f-a5ac-1ee63b9ca456",
      "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": "2026-11-03",
      "occurred_at": "2026-11-03 01:39:06.630638+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-nyc-animals/nyc-animals-mcp#chg-chg_01a19f0f-5ded-741f-a5ac-1ee63b9ca456"
    },
    {
      "id": "chg_01a19f0f-5e00-7c95-833c-928dfaeb8630",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 01:39:06.630638+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-nyc-animals/nyc-animals-mcp#chg-chg_01a19f0f-5e00-7c95-833c-928dfaeb8630"
    },
    {
      "id": "chg_01a19f0f-5e02-7f1d-8003-cfb5d98ca9fc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 01:39:06.630638+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-nyc-animals/nyc-animals-mcp#chg-chg_01a19f0f-5e02-7f1d-8003-cfb5d98ca9fc"
    },
    {
      "id": "chg_01a199e8-19cc-7dfc-b171-fd37e42b6e54",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 01:38:07.40779+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-nyc-animals/nyc-animals-mcp#chg-chg_01a199e8-19cc-7dfc-b171-fd37e42b6e54"
    },
    {
      "id": "chg_01a199e8-19cd-7ce8-8732-61b7faa101b3",
      "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",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 01:38:07.40779+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-nyc-animals/nyc-animals-mcp#chg-chg_01a199e8-19cd-7ce8-8732-61b7faa101b3"
    },
    {
      "id": "chg_01a199e8-19cd-77f7-9aab-91ac8b6c44c2",
      "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": "2026-11-02",
      "occurred_at": "2026-11-02 01:38:07.40779+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-nyc-animals/nyc-animals-mcp#chg-chg_01a199e8-19cd-77f7-9aab-91ac8b6c44c2"
    },
    {
      "id": "chg_01a199e8-19cb-79fa-b197-c267ab796714",
      "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": "2026-11-02",
      "occurred_at": "2026-11-02 01:38:07.40779+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-nyc-animals/nyc-animals-mcp#chg-chg_01a199e8-19cb-79fa-b197-c267ab796714"
    },
    {
      "id": "chg_01a199e8-19cc-79da-9250-ae4d7f739019",
      "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": "2026-11-02",
      "occurred_at": "2026-11-02 01:38:07.40779+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-nyc-animals/nyc-animals-mcp#chg-chg_01a199e8-19cc-79da-9250-ae4d7f739019"
    },
    {
      "id": "chg_01a194c2-8f17-7df3-993b-99f043aba90a",
      "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": "2026-11-01",
      "occurred_at": "2026-11-01 01:39:00.931208+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a194c2-8f17-7df3-993b-99f043aba90a"
    },
    {
      "id": "chg_01a18f9b-e2ba-774a-bffc-6b602df34b29",
      "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 01:38:40.381736+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18f9b-e2ba-774a-bffc-6b602df34b29"
    },
    {
      "id": "chg_01a18f9b-e2bb-7c76-9656-2806a9c99f17",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 01:38:40.381736+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18f9b-e2bb-7c76-9656-2806a9c99f17"
    },
    {
      "id": "chg_01a18f9b-e2bc-74a2-9b0a-b1868d1cb65b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
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      "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 01:38:40.381736+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18f9b-e2bc-74a2-9b0a-b1868d1cb65b"
    },
    {
      "id": "chg_01a18f9b-e2bc-7aa9-b741-87f07160a4e8",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 01:38:40.381736+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18f9b-e2bc-7aa9-b741-87f07160a4e8"
    },
    {
      "id": "chg_01a18f9b-e2bd-70aa-87db-bb1b5f100a58",
      "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 01:38:40.381736+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18f9b-e2bd-70aa-87db-bb1b5f100a58"
    },
    {
      "id": "chg_01a18a75-9972-7b15-b5f4-bacba98b3eb5",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 01:38:45.164326+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9972-7b15-b5f4-bacba98b3eb5"
    },
    {
      "id": "chg_01a18a75-9973-7765-ae6a-bd51664df221",
      "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 01:38:45.164326+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9973-7765-ae6a-bd51664df221"
    },
    {
      "id": "chg_01a18a75-9973-7cc3-a63e-bfce1a111c30",
      "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 01:38:45.164326+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9973-7cc3-a63e-bfce1a111c30"
    },
    {
      "id": "chg_01a18a75-9974-7208-8fc3-241f938a73fd",
      "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 01:38:45.164326+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9974-7208-8fc3-241f938a73fd"
    },
    {
      "id": "chg_01a18a75-9974-7662-a76a-4785f74fa391",
      "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 01:38:45.164326+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9974-7662-a76a-4785f74fa391"
    },
    {
      "id": "chg_01a18a75-9974-7ba2-a8cb-4d0058c1f8c6",
      "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 01:38:45.164326+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9974-7ba2-a8cb-4d0058c1f8c6"
    },
    {
      "id": "chg_01a18a75-9975-7642-83b0-9b1e6d887e6e",
      "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 01:38:45.164326+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18a75-9975-7642-83b0-9b1e6d887e6e"
    },
    {
      "id": "chg_01a1854e-44c7-70e9-9650-259e4b3e4b06",
      "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 01:37:41.529154+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-nyc-animals/nyc-animals-mcp#chg-chg_01a1854e-44c7-70e9-9650-259e4b3e4b06"
    },
    {
      "id": "chg_01a1854e-44c9-7a20-af16-8cb3dacaa704",
      "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 01:37:41.529154+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-nyc-animals/nyc-animals-mcp#chg-chg_01a1854e-44c9-7a20-af16-8cb3dacaa704"
    },
    {
      "id": "chg_01a1854e-44ca-70a1-92c4-3831b846ea0d",
      "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 01:37:41.529154+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-nyc-animals/nyc-animals-mcp#chg-chg_01a1854e-44ca-70a1-92c4-3831b846ea0d"
    },
    {
      "id": "chg_01a1854e-44ca-755b-8ebd-00864993333f",
      "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 01:37:41.529154+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-nyc-animals/nyc-animals-mcp#chg-chg_01a1854e-44ca-755b-8ebd-00864993333f"
    },
    {
      "id": "chg_01a1854e-44cb-74f9-8cac-3a32683454cd",
      "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 01:37:41.529154+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-nyc-animals/nyc-animals-mcp#chg-chg_01a1854e-44cb-74f9-8cac-3a32683454cd"
    },
    {
      "id": "chg_01a1854e-44cb-705f-a039-4e4f4a7732b3",
      "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 01:37:41.529154+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-nyc-animals/nyc-animals-mcp#chg-chg_01a1854e-44cb-705f-a039-4e4f4a7732b3"
    },
    {
      "id": "chg_01a1813f-6206-7879-8b31-62315ee2b50c",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 06:42:57.097325+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a1813f-6206-7879-8b31-62315ee2b50c"
    },
    {
      "id": "chg_01a18025-b7db-77f8-8dd5-ff47bdd40817",
      "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 01:35:17.92443+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18025-b7db-77f8-8dd5-ff47bdd40817"
    },
    {
      "id": "chg_01a18025-b7d9-7bca-b2d0-b3ad90c40d69",
      "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 01:35:17.92443+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18025-b7d9-7bca-b2d0-b3ad90c40d69"
    },
    {
      "id": "chg_01a18025-b7d9-7712-bbbc-28c45c73e716",
      "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 01:35:17.92443+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18025-b7d9-7712-bbbc-28c45c73e716"
    },
    {
      "id": "chg_01a18025-b7d9-7264-85c6-42b3857be4f5",
      "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 01:35:17.92443+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18025-b7d9-7264-85c6-42b3857be4f5"
    },
    {
      "id": "chg_01a18025-b7d8-7ca1-b59f-f26181a30cb5",
      "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 01:35:17.92443+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18025-b7d8-7ca1-b59f-f26181a30cb5"
    },
    {
      "id": "chg_01a18025-b7d7-781b-82ea-a34bec101aa1",
      "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 01:35:17.92443+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-nyc-animals/nyc-animals-mcp#chg-chg_01a18025-b7d7-781b-82ea-a34bec101aa1"
    },
    {
      "id": "chg_01a17aff-0836-7550-b0a6-cfa01be0f426",
      "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 01:34:56.500679+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-nyc-animals/nyc-animals-mcp#chg-chg_01a17aff-0836-7550-b0a6-cfa01be0f426"
    },
    {
      "id": "chg_01a17aff-0837-71b8-b19e-a39ac68e7e10",
      "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 01:34:56.500679+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-nyc-animals/nyc-animals-mcp#chg-chg_01a17aff-0837-71b8-b19e-a39ac68e7e10"
    },
    {
      "id": "chg_01a17aff-0837-776c-a4bc-9509e647ac7a",
      "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 01:34:56.500679+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-nyc-animals/nyc-animals-mcp#chg-chg_01a17aff-0837-776c-a4bc-9509e647ac7a"
    },
    {
      "id": "chg_01a17aff-0837-7e06-a78b-2cbc21d02986",
      "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 01:34:56.500679+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-nyc-animals/nyc-animals-mcp#chg-chg_01a17aff-0837-7e06-a78b-2cbc21d02986"
    },
    {
      "id": "chg_01a17aff-0838-7509-ab98-1e7a22dd1930",
      "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 01:34:56.500679+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-nyc-animals/nyc-animals-mcp#chg-chg_01a17aff-0838-7509-ab98-1e7a22dd1930"
    },
    {
      "id": "chg_01a175d8-dc6b-7acc-a600-a4334cfd307d",
      "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 01:35:08.864556+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a175d8-dc6b-7acc-a600-a4334cfd307d"
    },
    {
      "id": "chg_01a175d8-dc6e-7345-9a63-b49f883303b2",
      "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 01:35:08.864556+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a175d8-dc6e-7345-9a63-b49f883303b2"
    },
    {
      "id": "chg_01a0d65f-dcac-771f-887a-8c133120fb5f",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.insufficient_history",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "tools_unlisted"
      },
      "occurred_on": "2026-09-25",
      "occurred_at": "2026-09-25 02:23:21.698204+00",
      "observed_since": "2026-09-24",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a0d65f-dcac-771f-887a-8c133120fb5f"
    },
    {
      "id": "chg_01a0985b-d184-799e-b8ad-a0aac2cb28bb",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 01:22:29.325786+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a0985b-d184-799e-b8ad-a0aac2cb28bb"
    },
    {
      "id": "chg_01a0985b-d183-7635-8626-eb542f11311b",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:22:29.325786+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a0985b-d183-7635-8626-eb542f11311b"
    },
    {
      "id": "chg_01a0985b-d184-72de-9de7-d2834987401f",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "1",
        "added": "0",
        "breaks": "0",
        "removed": "34",
        "auth_transport": "1"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:22:29.325786+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-nyc-animals/nyc-animals-mcp#chg-chg_01a0985b-d184-72de-9de7-d2834987401f"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "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": 15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-31",
      "total": 61,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-10-30",
      "total": 61,
      "delta": -13,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 7
    },
    {
      "date": "2026-10-29",
      "total": 74,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 7
    },
    {
      "date": "2026-10-28",
      "total": 74,
      "delta": 15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    }
  ]
}