{
  "server": "pipeworx-io-airquality",
  "component": "airquality-mcp",
  "generated_at": "2026-08-04T06:08:29.817Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 2,
    "security": 36,
    "functional": 0,
    "cosmetic": 0
  },
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      "occurred_at": "2026-08-04 01:03:17.877632+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fca4b-df93-758d-8345-8693443a7709"
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    {
      "id": "chg_019fca4b-df92-7e4c-84db-b82f8956ab67",
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      "detail": {
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      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 01:03:17.877632+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fca4b-df92-7e4c-84db-b82f8956ab67"
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    {
      "id": "chg_019fca4b-df92-781e-8e24-b03b3e6a749c",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 01:03:17.877632+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fca4b-df92-781e-8e24-b03b3e6a749c"
    },
    {
      "id": "chg_019fca4b-df92-734e-8fa1-e048d4b84768",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 01:03:17.877632+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fca4b-df92-734e-8fa1-e048d4b84768"
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    {
      "id": "chg_019fca4b-df91-7c38-a8e7-71f9cb662295",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 01:03:17.877632+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fca4b-df91-7c38-a8e7-71f9cb662295"
    },
    {
      "id": "chg_019fca4b-df90-77a4-8ac0-aff87b7fcafb",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
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      "from_code": "auth.none_destructive_unverified",
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      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 01:03:17.877632+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fca4b-df90-77a4-8ac0-aff87b7fcafb"
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    {
      "id": "chg_019fc527-dbb9-7ed0-960b-8672637a3814",
      "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": {
        "tool": "forget"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 01:05:51.488819+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fc527-dbb9-7ed0-960b-8672637a3814"
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    {
      "id": "chg_019fc527-dbba-7ab9-a5ef-da9f4bfd6e40",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 01:05:51.488819+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-airquality/airquality-mcp#chg-chg_019fc527-dbba-7ab9-a5ef-da9f4bfd6e40"
    },
    {
      "id": "chg_019fc527-dbbc-707c-8f47-55004e43b688",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 01:05:51.488819+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-airquality/airquality-mcp#chg-chg_019fc527-dbbc-707c-8f47-55004e43b688"
    },
    {
      "id": "chg_019fc527-dbbb-7a77-ad8f-b14abec48150",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 01:05:51.488819+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-airquality/airquality-mcp#chg-chg_019fc527-dbbb-7a77-ad8f-b14abec48150"
    },
    {
      "id": "chg_019fc527-dbbb-7533-82f4-1ffe0f25b0c1",
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      "subject_kind": "tool",
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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 01:05:51.488819+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-airquality/airquality-mcp#chg-chg_019fc527-dbbb-7533-82f4-1ffe0f25b0c1"
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    {
      "id": "chg_019fc527-dbbb-7071-a408-4077193134a4",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 01:05:51.488819+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-airquality/airquality-mcp#chg-chg_019fc527-dbbb-7071-a408-4077193134a4"
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    {
      "id": "chg_019fc000-d8cf-7d37-b903-89d8952dd012",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 01:05:08.791058+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-airquality/airquality-mcp#chg-chg_019fc000-d8cf-7d37-b903-89d8952dd012"
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    {
      "id": "chg_019fc000-d8d1-72ac-9920-273158430703",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 01:05:08.791058+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-airquality/airquality-mcp#chg-chg_019fc000-d8d1-72ac-9920-273158430703"
    },
    {
      "id": "chg_019fc000-d8d0-7de1-a608-788ab088b7b6",
      "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": "2026-08-02",
      "occurred_at": "2026-08-02 01:05:08.791058+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-airquality/airquality-mcp#chg-chg_019fc000-d8d0-7de1-a608-788ab088b7b6"
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    {
      "id": "chg_019fc000-d8d0-78ee-8d0c-b08dd89a0647",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 01:05:08.791058+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-airquality/airquality-mcp#chg-chg_019fc000-d8d0-78ee-8d0c-b08dd89a0647"
    },
    {
      "id": "chg_019fc000-d8d0-733d-a433-7173760bad0a",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 01:05:08.791058+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-airquality/airquality-mcp#chg-chg_019fc000-d8d0-733d-a433-7173760bad0a"
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    {
      "id": "chg_019fc000-d8ce-7f1c-850e-8fe14be1002b",
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      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
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      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 01:05:08.791058+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fc000-d8ce-7f1c-850e-8fe14be1002b"
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    {
      "id": "chg_019fbad9-efe2-79b8-adeb-498910b15a7e",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 01:04:32.716814+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-airquality/airquality-mcp#chg-chg_019fbad9-efe2-79b8-adeb-498910b15a7e"
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    {
      "id": "chg_019fbad9-efe2-7e76-a5e1-665620f1e432",
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 01:04:32.716814+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-airquality/airquality-mcp#chg-chg_019fbad9-efe2-7e76-a5e1-665620f1e432"
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    {
      "id": "chg_019fbad9-efe1-735e-9f5e-796c247de3c5",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 01:04:32.716814+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-airquality/airquality-mcp#chg-chg_019fbad9-efe1-735e-9f5e-796c247de3c5"
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    {
      "id": "chg_019fbad9-efe1-7d93-b64f-541c6517d107",
      "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"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 01:04:32.716814+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-airquality/airquality-mcp#chg-chg_019fbad9-efe1-7d93-b64f-541c6517d107"
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    {
      "id": "chg_019fbad9-efe2-7356-8ce9-09ec617456e6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 01:04:32.716814+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-airquality/airquality-mcp#chg-chg_019fbad9-efe2-7356-8ce9-09ec617456e6"
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    {
      "id": "chg_019fb368-892e-7d30-b454-a0aa6fcf7409",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:23:20.35204+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fb368-892e-7d30-b454-a0aa6fcf7409"
    },
    {
      "id": "chg_019fb368-8930-7387-939d-c82642d3eea2",
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      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:23:20.35204+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fb368-8930-7387-939d-c82642d3eea2"
    },
    {
      "id": "chg_019fb368-892f-7d06-8941-719613fc0359",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:23:20.35204+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fb368-892f-7d06-8941-719613fc0359"
    },
    {
      "id": "chg_019fb368-892f-7368-8c2d-2e8a0b00c484",
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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"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:23:20.35204+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fb368-892f-7368-8c2d-2e8a0b00c484"
    },
    {
      "id": "chg_019fb368-8930-7cae-8c99-8edc9f875532",
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:23:20.35204+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-airquality/airquality-mcp#chg-chg_019fb368-8930-7cae-8c99-8edc9f875532"
    },
    {
      "id": "chg_019fae3e-3239-74ce-a7ce-7d430657ade6",
      "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"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:18:59.491156+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-airquality/airquality-mcp#chg-chg_019fae3e-3239-74ce-a7ce-7d430657ade6"
    },
    {
      "id": "chg_019fae3e-323a-7723-85d8-0bbb66a711d9",
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      "family": "",
      "subject_kind": "server",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:18:59.491156+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-airquality/airquality-mcp#chg-chg_019fae3e-323a-7723-85d8-0bbb66a711d9"
    },
    {
      "id": "chg_019fae3e-3239-7dac-8a43-736663be07ee",
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      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:18:59.491156+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-airquality/airquality-mcp#chg-chg_019fae3e-3239-7dac-8a43-736663be07ee"
    },
    {
      "id": "chg_019fae3e-3239-797a-9639-a226eb38d7a5",
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      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:18:59.491156+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-airquality/airquality-mcp#chg-chg_019fae3e-3239-797a-9639-a226eb38d7a5"
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    {
      "id": "chg_019fae3e-3238-7ae6-a6a3-b6a2c0e7df6f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:18:59.491156+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-airquality/airquality-mcp#chg-chg_019fae3e-3238-7ae6-a6a3-b6a2c0e7df6f"
    },
    {
      "id": "chg_019fa93e-08e3-77d8-9317-ec01729e8148",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:00:42.807317+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-airquality/airquality-mcp#chg-chg_019fa93e-08e3-77d8-9317-ec01729e8148"
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    {
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      "materiality": "security",
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      "occurred_at": "2026-07-28 15:00:42.807317+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-airquality/airquality-mcp#chg-chg_019fa93e-08ec-78fe-987e-8a92dae58c60"
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    {
      "id": "chg_019fa93e-08eb-7d6c-964f-bf6d52529318",
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      "subject_kind": "tool",
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      "occurred_at": "2026-07-28 15:00:42.807317+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-airquality/airquality-mcp#chg-chg_019fa93e-08eb-7d6c-964f-bf6d52529318"
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    {
      "id": "chg_019fa93e-08eb-780d-8c3d-bb5e523495e8",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "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-airquality/airquality-mcp#chg-chg_019fa93e-08eb-780d-8c3d-bb5e523495e8"
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    {
      "id": "chg_019fa93e-08ea-7b61-9e55-8602d01703b9",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:00:42.807317+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-airquality/airquality-mcp#chg-chg_019fa93e-08ea-7b61-9e55-8602d01703b9"
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}