{
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  "component": "usgs-critical-deposits-mcp",
  "generated_at": "2026-11-05T17:47:29.599Z",
  "tracking_since": "2026-10-11",
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      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1a4c0-d983-7e6c-b18e-ed0883cee8fc"
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      "occurred_at": "2026-11-04 04:11:04.402526+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1a4c0-d985-7841-ba90-066f76f402d5"
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      "occurred_at": "2026-11-04 04:11:04.402526+00",
      "observed_since": "2026-11-03",
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      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1a4c0-d985-7d04-838e-e559f69fb9db"
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      "occurred_at": "2026-11-04 04:11:04.402526+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1a4c0-d986-723e-97e9-2728f4a14c1d"
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      "detail": {
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      "occurred_at": "2026-11-04 04:11:04.402526+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1a4c0-d981-7dab-b89f-fdbd7359d500"
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    {
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      "materiality": "security",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 04:12:51.13124+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19f9c-1f0b-777e-8686-e49f67f9c178"
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    {
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      "occurred_at": "2026-11-03 04:12:51.13124+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19f9c-1f0d-7495-afa1-514e9b6cb5b4"
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    {
      "id": "chg_01a19f9c-1f04-732a-8fd2-bd324f320a0e",
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      "from_code": "auth.none_destructive",
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      "materiality": "security",
      "direction": "improvement",
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 04:12:51.13124+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19f9c-1f04-732a-8fd2-bd324f320a0e"
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    {
      "id": "chg_01a19f9c-1f07-7b9e-92c0-7595796cd68c",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 04:12:51.13124+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19f9c-1f07-7b9e-92c0-7595796cd68c"
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    {
      "id": "chg_01a19f9c-1f08-78fe-a6b8-a935c71144b2",
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      "occurred_at": "2026-11-03 04:12:51.13124+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19f9c-1f08-78fe-a6b8-a935c71144b2"
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    {
      "id": "chg_01a19f9c-1f09-7b90-abd7-196fca3ea9ed",
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      "materiality": "security",
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      "occurred_at": "2026-11-03 04:12:51.13124+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19f9c-1f09-7b90-abd7-196fca3ea9ed"
    },
    {
      "id": "chg_01a19a74-7cda-77fb-890d-60014b22af17",
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      "subject_kind": "tool",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 04:11:27.8014+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19a74-7cda-77fb-890d-60014b22af17"
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    {
      "id": "chg_01a19a74-7cd8-79ea-94c0-9d0e11125736",
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 04:11:27.8014+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19a74-7cd8-79ea-94c0-9d0e11125736"
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    {
      "id": "chg_01a19a74-7cd9-79e1-81e8-9a0706edac4e",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 04:11:27.8014+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19a74-7cd9-79e1-81e8-9a0706edac4e"
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    {
      "id": "chg_01a19a74-7cda-7226-9fdc-762cc6bd780d",
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      "materiality": "security",
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      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 04:11:27.8014+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19a74-7cda-7226-9fdc-762cc6bd780d"
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    {
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 04:11:27.8014+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19a74-7cda-7de5-88be-bffcd8394d67"
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    {
      "id": "chg_01a1954e-2a1b-716c-baf5-e93fe1f19ba2",
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      "materiality": "security",
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 04:11:30.170965+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1954e-2a1b-716c-baf5-e93fe1f19ba2"
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    {
      "id": "chg_01a1954e-2a18-720a-87ef-85435eae4a59",
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      "from_code": "auth.rfc9728_invoke",
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      "materiality": "critical",
      "direction": "regression",
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 04:11:30.170965+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1954e-2a18-720a-87ef-85435eae4a59"
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    {
      "id": "chg_01a1954e-2a19-79c1-8295-07688d2eb105",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 04:11:30.170965+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1954e-2a19-79c1-8295-07688d2eb105"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 04:11:30.170965+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1954e-2a1a-7141-a0d7-d6a570f01995"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 04:11:30.170965+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1954e-2a1a-76c0-91d6-907225f4811a"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 04:11:30.170965+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a1954e-2a1a-7bf8-b091-bce34f5289fe"
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    {
      "id": "chg_01a19026-5b42-7035-a581-4422541cdf38",
      "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 04:09:55.080369+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19026-5b42-7035-a581-4422541cdf38"
    },
    {
      "id": "chg_01a19026-5b40-742c-a79e-34ddd5a4f51d",
      "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 04:09:55.080369+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19026-5b40-742c-a79e-34ddd5a4f51d"
    },
    {
      "id": "chg_01a19026-5b41-751c-9763-3b279735d7cf",
      "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 04:09:55.080369+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19026-5b41-751c-9763-3b279735d7cf"
    },
    {
      "id": "chg_01a19026-5b41-7a74-a2cd-bfd990eb807b",
      "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 04:09:55.080369+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19026-5b41-7a74-a2cd-bfd990eb807b"
    },
    {
      "id": "chg_01a19026-5b42-79fd-936e-52c6990988eb",
      "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 04:09:55.080369+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a19026-5b42-79fd-936e-52c6990988eb"
    },
    {
      "id": "chg_01a18b00-9cf7-79fb-b544-10ca52f67e6e",
      "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 04:10:35.368436+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a18b00-9cf7-79fb-b544-10ca52f67e6e"
    },
    {
      "id": "chg_01a18b00-9cfa-7059-ba44-33a7f7854581",
      "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 04:10:35.368436+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a18b00-9cfa-7059-ba44-33a7f7854581"
    },
    {
      "id": "chg_01a18b00-9cfa-7dff-b4f7-d68a0c822c59",
      "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 04:10:35.368436+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a18b00-9cfa-7dff-b4f7-d68a0c822c59"
    },
    {
      "id": "chg_01a18b00-9cfb-74b5-8547-f1b416b5f0cc",
      "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 04:10:35.368436+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a18b00-9cfb-74b5-8547-f1b416b5f0cc"
    },
    {
      "id": "chg_01a18b00-9cfb-7eeb-ab97-e88da895ec38",
      "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 04:10:35.368436+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a18b00-9cfb-7eeb-ab97-e88da895ec38"
    },
    {
      "id": "chg_01a18b00-9cfc-738d-a949-627da3b79063",
      "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 04:10:35.368436+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a18b00-9cfc-738d-a949-627da3b79063"
    },
    {
      "id": "chg_01a185d8-e0a8-7ab2-872a-80798032ec7f",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 04:09:05.248812+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0a8-7ab2-872a-80798032ec7f"
    },
    {
      "id": "chg_01a185d8-e0a9-7c97-85d4-2c7050e86d71",
      "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 04:09:05.248812+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0a9-7c97-85d4-2c7050e86d71"
    },
    {
      "id": "chg_01a185d8-e0aa-734c-9f8f-4d6fcf820aa3",
      "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 04:09:05.248812+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0aa-734c-9f8f-4d6fcf820aa3"
    },
    {
      "id": "chg_01a185d8-e0aa-7942-9149-4150c73bb53f",
      "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 04:09:05.248812+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0aa-7942-9149-4150c73bb53f"
    },
    {
      "id": "chg_01a185d8-e0ab-74c3-87a3-e9651837ba85",
      "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 04:09:05.248812+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0ab-74c3-87a3-e9651837ba85"
    },
    {
      "id": "chg_01a185d8-e0ab-7d6d-bf23-7a3369f885bc",
      "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 04:09:05.248812+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0ab-7d6d-bf23-7a3369f885bc"
    },
    {
      "id": "chg_01a185d8-e0ac-719a-9737-f0d98b284e1b",
      "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 04:09:05.248812+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a185d8-e0ac-719a-9737-f0d98b284e1b"
    },
    {
      "id": "chg_01a180b2-88a4-7c35-a706-dca22e733371",
      "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 04:09:06.348605+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a180b2-88a4-7c35-a706-dca22e733371"
    },
    {
      "id": "chg_01a180b2-88a5-7e80-a866-488fc51e896a",
      "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 04:09:06.348605+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a180b2-88a5-7e80-a866-488fc51e896a"
    },
    {
      "id": "chg_01a180b2-88a6-74ed-9622-78ed37aa5f6b",
      "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 04:09:06.348605+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a180b2-88a6-74ed-9622-78ed37aa5f6b"
    },
    {
      "id": "chg_01a180b2-88a6-7adc-8c4f-f9acb75e1bc6",
      "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 04:09:06.348605+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a180b2-88a6-7adc-8c4f-f9acb75e1bc6"
    },
    {
      "id": "chg_01a180b2-88a7-721d-8438-7e0494253b37",
      "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 04:09:06.348605+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a180b2-88a7-721d-8438-7e0494253b37"
    },
    {
      "id": "chg_01a180b2-88a8-793a-a1e2-d8543b3c1368",
      "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 04:09:06.348605+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a180b2-88a8-793a-a1e2-d8543b3c1368"
    },
    {
      "id": "chg_01a17b8c-480d-7aed-b057-1657fd8d6fcc",
      "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 04:09:13.36327+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17b8c-480d-7aed-b057-1657fd8d6fcc"
    },
    {
      "id": "chg_01a17b8c-480c-7cd9-8a5c-ef238f073c5e",
      "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 04:09:13.36327+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17b8c-480c-7cd9-8a5c-ef238f073c5e"
    },
    {
      "id": "chg_01a17b8c-480e-71a2-9259-38c673091039",
      "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 04:09:13.36327+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17b8c-480e-71a2-9259-38c673091039"
    },
    {
      "id": "chg_01a17b8c-480e-7824-b1b2-250ce3b4b5ef",
      "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 04:09:13.36327+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17b8c-480e-7824-b1b2-250ce3b4b5ef"
    },
    {
      "id": "chg_01a17b8c-480e-7da9-b5ef-fdd591c07464",
      "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 04:09:13.36327+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-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17b8c-480e-7da9-b5ef-fdd591c07464"
    },
    {
      "id": "chg_01a17666-5527-791e-8553-4eb4ef069880",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5527-791e-8553-4eb4ef069880"
    },
    {
      "id": "chg_01a17666-552b-74e0-807a-231c6b94d106",
      "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 04:09:40.347452+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-552b-74e0-807a-231c6b94d106"
    },
    {
      "id": "chg_01a17666-552b-7c52-af73-7956722e8b31",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-552b-7c52-af73-7956722e8b31"
    },
    {
      "id": "chg_01a17666-552d-7b98-8ee4-9599fc7f48c9",
      "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 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-552d-7b98-8ee4-9599fc7f48c9"
    },
    {
      "id": "chg_01a17666-552e-7a56-816b-222047b3fe8a",
      "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 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-552e-7a56-816b-222047b3fe8a"
    },
    {
      "id": "chg_01a17666-552f-73f1-afed-0cb7b4190e82",
      "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 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-552f-73f1-afed-0cb7b4190e82"
    },
    {
      "id": "chg_01a17666-552f-7e9a-bf20-9a246c2dcd3f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "company_facts",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "company_facts"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “company_facts” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-552f-7e9a-bf20-9a246c2dcd3f"
    },
    {
      "id": "chg_01a17666-5530-77fa-bb31-47dc7c951b9d",
      "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 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5530-77fa-bb31-47dc7c951b9d"
    },
    {
      "id": "chg_01a17666-5530-7d94-8caf-07411b41bfd3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "entity_profile",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "entity_profile"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “entity_profile” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5530-7d94-8caf-07411b41bfd3"
    },
    {
      "id": "chg_01a17666-5532-7a42-bbd3-993db49a42d4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_fill_risk",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_fill_risk"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “polymarket_fill_risk” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5532-7a42-bbd3-993db49a42d4"
    },
    {
      "id": "chg_01a17666-5533-7081-af5a-e01d3c30c2ab",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolution_audit",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolution_audit"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “resolution_audit” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5533-7081-af5a-e01d3c30c2ab"
    },
    {
      "id": "chg_01a17666-5534-71b0-9628-5c03b1a52067",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolution_diff",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolution_diff"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “resolution_diff” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5534-71b0-9628-5c03b1a52067"
    },
    {
      "id": "chg_01a17666-5535-73de-bd54-e403d71751e8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "subscribe",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "subscribe"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool “subscribe” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5535-73de-bd54-e403d71751e8"
    },
    {
      "id": "chg_01a17666-5537-728a-a5fd-fe7b99e388f8",
      "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 04:09:40.347452+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a17666-5537-728a-a5fd-fe7b99e388f8"
    },
    {
      "id": "chg_01a12ec8-d850-7076-868c-cadb3f2dcf69",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-12",
      "occurred_at": "2026-10-12 06:24:36.75814+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a12ec8-d850-7076-868c-cadb3f2dcf69"
    },
    {
      "id": "chg_01a12ec8-d850-7ad1-b579-01e6fbd71069",
      "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": "2026-10-12",
      "occurred_at": "2026-10-12 06:24:36.75814+00",
      "observed_since": "2026-10-11",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-usgs-critical-deposits/usgs-critical-deposits-mcp#chg-chg_01a12ec8-d850-7ad1-b579-01e6fbd71069"
    }
  ],
  "days": [
    {
      "date": "2026-11-04",
      "total": 84,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-11-03",
      "total": 84,
      "delta": 15,
      "tracked": true,
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      "beyond_event_horizon": false,
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    },
    {
      "date": "2026-11-02",
      "total": 69,
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      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-11-01",
      "total": 69,
      "delta": -13,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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    },
    {
      "date": "2026-10-31",
      "total": 82,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-10-30",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-29",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-10-28",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    }
  ]
}