{
  "server": "pipeworx-io-data-usdot",
  "component": "data-usdot-mcp",
  "generated_at": "2026-08-03T20:56:05.544Z",
  "tracking_since": "2026-07-26",
  "counts": {
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  },
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      "occurred_at": "2026-08-03 04:07:47.902426+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc5ce-6e05-70fd-ac60-6c2c8e5f9a6f"
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    {
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      "occurred_at": "2026-08-03 04:07:47.902426+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc5ce-6e04-7c0e-9f1a-83cfcdec6497"
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    {
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      "subject_kind": "tool",
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 04:07:47.902426+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc5ce-6e04-77bc-8271-9eeadb11df78"
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    {
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 04:07:47.902426+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc5ce-6e04-72d3-af09-c31ef2a73382"
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    {
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 04:07:47.902426+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc5ce-6e03-7abf-b5de-b9115fcd4138"
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    {
      "id": "chg_019fc0b0-9d1d-7c56-8781-f992357b00e9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 04:17:07.858554+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc0b0-9d1d-7c56-8781-f992357b00e9"
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    {
      "id": "chg_019fc0b0-9d1e-72d2-bd6d-ffe1f46e7ad4",
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      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 04:17:07.858554+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc0b0-9d1e-72d2-bd6d-ffe1f46e7ad4"
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    {
      "id": "chg_019fc0b0-9d1f-7088-9fc4-7e062862dbc3",
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 04:17:07.858554+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc0b0-9d1f-7088-9fc4-7e062862dbc3"
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    {
      "id": "chg_019fc0b0-9d1e-7b6b-995a-9978c2192f71",
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      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 04:17:07.858554+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc0b0-9d1e-7b6b-995a-9978c2192f71"
    },
    {
      "id": "chg_019fc0b0-9d1e-774c-8ad3-cb39892b7df1",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 04:17:07.858554+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fc0b0-9d1e-774c-8ad3-cb39892b7df1"
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    {
      "id": "chg_019fbb87-f40d-7a40-a62f-0b19d20df8eb",
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      "subject": "auth-oauth",
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      "from_code": "auth.none_destructive",
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      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 04:14:37.057798+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fbb87-f40d-7a40-a62f-0b19d20df8eb"
    },
    {
      "id": "chg_019fbb87-f40e-7499-8f32-26f64f9dd298",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 04:14:37.057798+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fbb87-f40e-7499-8f32-26f64f9dd298"
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    {
      "id": "chg_019fbb87-f40e-784d-9564-df5aa6ae7002",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 04:14:37.057798+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fbb87-f40e-784d-9564-df5aa6ae7002"
    },
    {
      "id": "chg_019fbb87-f40e-7bd0-b8b0-afe2ae33b660",
      "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": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 04:14:37.057798+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fbb87-f40e-7bd0-b8b0-afe2ae33b660"
    },
    {
      "id": "chg_019fbb87-f40f-7213-b517-42d719069991",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 04:14:37.057798+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fbb87-f40f-7213-b517-42d719069991"
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    {
      "id": "chg_019fbb87-f40f-777b-b294-105474f12645",
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 04:14:37.057798+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fbb87-f40f-777b-b294-105474f12645"
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    {
      "id": "chg_019fafc8-332c-7363-b61e-6af36a8193e3",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 21:29:20.925654+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fafc8-332c-7363-b61e-6af36a8193e3"
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    {
      "id": "chg_019fafc8-332d-73d3-b607-92a5cb47db50",
      "kind": "tool.description_changed",
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      "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"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 21:29:20.925654+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fafc8-332d-73d3-b607-92a5cb47db50"
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    {
      "id": "chg_019fafc8-332c-7e2d-8132-51ac0b631608",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 21:29:20.925654+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fafc8-332c-7e2d-8132-51ac0b631608"
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    {
      "id": "chg_019fafc8-332d-78e1-888f-b886f095b66f",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 21:29:20.925654+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fafc8-332d-78e1-888f-b886f095b66f"
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    {
      "id": "chg_019fafc8-332d-7dac-8de8-af70991a80b8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 21:29:20.925654+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fafc8-332d-7dac-8de8-af70991a80b8"
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    {
      "id": "chg_019fafc8-332e-732d-b9ca-cedbbd6d62e7",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 21:29:20.925654+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019fafc8-332e-732d-b9ca-cedbbd6d62e7"
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    {
      "id": "chg_019faa58-3e8a-7890-a4c0-0885a8681fde",
      "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,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 20:08:57.679657+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019faa58-3e8a-7890-a4c0-0885a8681fde"
    },
    {
      "id": "chg_019faa58-3e8c-7c81-abb6-8a31f09f1254",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 20:08:57.679657+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019faa58-3e8c-7c81-abb6-8a31f09f1254"
    },
    {
      "id": "chg_019faa58-3e8c-790f-9751-c429a748e830",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 20:08:57.679657+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019faa58-3e8c-790f-9751-c429a748e830"
    },
    {
      "id": "chg_019faa58-3e87-7649-85e4-537187862e4b",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 20:08:57.679657+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019faa58-3e87-7649-85e4-537187862e4b"
    },
    {
      "id": "chg_019faa58-3e86-7bf4-8965-72d5035e7787",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 20:08:57.679657+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019faa58-3e86-7bf4-8965-72d5035e7787"
    },
    {
      "id": "chg_019faa58-3e8c-7459-9574-ce164ce00803",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 20:08:57.679657+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-data-usdot/data-usdot-mcp#chg-chg_019faa58-3e8c-7459-9574-ce164ce00803"
    }
  ],
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    {
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      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-08-02",
      "total": 55,
      "delta": 1,
      "tracked": true,
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      "beyond_event_horizon": false,
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    {
      "date": "2026-08-01",
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      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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    {
      "date": "2026-07-31",
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      "delta": -1,
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      "attribution": null,
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    {
      "date": "2026-07-29",
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      "tracked": true,
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      "beyond_event_horizon": false,
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    {
      "date": "2026-07-28",
      "total": 54,
      "delta": 1,
      "tracked": true,
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      "attribution": null,
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}