{
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  "server": "pipeworx-io-opendata-canada",
  "component": "opendata-canada-mcp",
  "generated_at": "2026-09-21T06:32:17.232Z",
  "tracking_since": "2026-07-26",
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      "id": "chg_01a094a1-c695-73b1-8940-61aa4adaf1e3",
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      "occurred_at": "2026-09-12 08:00:25.085357+00",
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      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a094a1-c695-73b1-8940-61aa4adaf1e3"
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      "from_value": "pass",
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      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a094a1-c697-78ad-84e6-f3322d5407c7"
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      "id": "chg_01a094a1-c699-7326-bef3-c769a3213fc8",
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      "from_value": "pass",
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      "occurred_at": "2026-09-12 08:00:25.085357+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
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    {
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      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
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      "occurred_at": "2026-09-11 08:00:40.694819+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
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        "tool": "ask_pipeworx_beta"
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      "occurred_at": "2026-09-11 08:00:40.694819+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08f7b-a7fb-7d88-bbea-a3f0a5216b4e"
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      "occurred_at": "2026-09-11 08:00:40.694819+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08f7b-a7fc-73d3-9eb5-e8dbea8e7c26"
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      "materiality": "security",
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      "detail": {
        "tool": "deep_research"
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      "occurred_at": "2026-09-11 08:00:40.694819+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08f7b-a7fc-7a12-946c-e303f0cf714d"
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    {
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      "subject_kind": "server",
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      "materiality": "security",
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 08:00:40.694819+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08f7b-a7fc-7e47-adb0-191afc5d0152"
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    {
      "id": "chg_01a08a55-4d85-7741-b6c3-4630a88ebdc9",
      "kind": "check.reverified",
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      "subject_kind": "check",
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      "from_code": "auth.none_unlisted",
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      "materiality": "critical",
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      "detail": {
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      "occurred_at": "2026-09-10 08:00:41.081043+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08a55-4d85-7741-b6c3-4630a88ebdc9"
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    {
      "id": "chg_01a08a55-4d87-71cf-b207-cdec76b3f1a2",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
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      "from_code": "toolsafety.unreachable",
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      "occurred_at": "2026-09-10 08:00:41.081043+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08a55-4d87-71cf-b207-cdec76b3f1a2"
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      "from_code": "stability.churn",
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      "occurred_at": "2026-09-10 08:00:41.081043+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08a55-4d87-7938-b1a0-50b1ac445faa"
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    {
      "id": "chg_01a0852f-21d0-7aeb-822f-b5329f2c07af",
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      "from_code": "stability.stable",
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      "from_value": "pass",
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      "materiality": "security",
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      "detail": {
        "days": "30",
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        "removed": "35",
        "auth_transport": "0"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 08:00:53.570287+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0852f-21d0-7aeb-822f-b5329f2c07af"
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      "id": "chg_01a0852f-21d2-7c6c-bd18-a7ea601d4380",
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      "from_code": "auth.none_destructive",
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      "from_value": "fail",
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      "occurred_at": "2026-09-09 08:00:53.570287+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0852f-21d2-7c6c-bd18-a7ea601d4380"
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      "id": "chg_01a0852f-21d3-723e-8261-b6c754bcd8bb",
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      "from_code": "toolsafety.injection_clean",
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      "from_value": "pass",
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      "occurred_at": "2026-09-09 08:00:53.570287+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0852f-21d3-723e-8261-b6c754bcd8bb"
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      "id": "chg_01a08009-5821-7928-a313-547904dd6d54",
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      "materiality": "security",
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      "occurred_at": "2026-09-08 08:01:30.863512+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08009-5821-7928-a313-547904dd6d54"
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    {
      "id": "chg_01a08009-5822-7e7a-8313-b02857f44078",
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 08:01:30.863512+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08009-5822-7e7a-8313-b02857f44078"
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    {
      "id": "chg_01a08009-5823-750a-a38e-a7bb33631f35",
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      "materiality": "security",
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 08:01:30.863512+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08009-5823-750a-a38e-a7bb33631f35"
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    {
      "id": "chg_01a08009-5823-79f9-987b-fe361592d06c",
      "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": "deep_research"
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 08:01:30.863512+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08009-5823-79f9-987b-fe361592d06c"
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    {
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      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 08:01:30.863512+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a08009-5824-7087-9e8d-626b5c0f80bf"
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    {
      "id": "chg_01a07ae2-b9d5-7141-a300-8114d7888dd1",
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      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
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      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
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      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 08:01:13.963989+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07ae2-b9d5-7141-a300-8114d7888dd1"
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    {
      "id": "chg_01a07ae2-b9d7-7152-9ac1-e6db2646a038",
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      "subject_kind": "tool",
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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": "2026-09-07",
      "occurred_at": "2026-09-07 08:01:13.963989+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07ae2-b9d7-7152-9ac1-e6db2646a038"
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    {
      "id": "chg_01a07ae2-b9d7-760f-ac00-fa9c8b2f0a10",
      "kind": "tool.description_changed",
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      "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": "2026-09-07",
      "occurred_at": "2026-09-07 08:01:13.963989+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07ae2-b9d7-760f-ac00-fa9c8b2f0a10"
    },
    {
      "id": "chg_01a07ae2-b9d7-7ed4-a122-aee509975b44",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 08:01:13.963989+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07ae2-b9d7-7ed4-a122-aee509975b44"
    },
    {
      "id": "chg_01a07ae2-b9d9-759a-a479-78ff9daa95df",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 08:01:13.963989+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07ae2-b9d9-759a-a479-78ff9daa95df"
    },
    {
      "id": "chg_01a07ae2-b9d9-79f7-85bd-0209f44e2a52",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 08:01:13.963989+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07ae2-b9d9-79f7-85bd-0209f44e2a52"
    },
    {
      "id": "chg_01a075bb-fed5-7c5b-8d5b-400be2954989",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 08:00:49.728422+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a075bb-fed5-7c5b-8d5b-400be2954989"
    },
    {
      "id": "chg_01a075bb-fed7-7352-95d8-eacbfebd5aba",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 08:00:49.728422+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a075bb-fed7-7352-95d8-eacbfebd5aba"
    },
    {
      "id": "chg_01a075bb-fed7-7954-b833-54c8807fbaeb",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 08:00:49.728422+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a075bb-fed7-7954-b833-54c8807fbaeb"
    },
    {
      "id": "chg_01a075bb-fed7-7e88-94a1-88e001c0c9b9",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 08:00:49.728422+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a075bb-fed7-7e88-94a1-88e001c0c9b9"
    },
    {
      "id": "chg_01a075bb-fed8-761a-9bfd-a7aaaf0cb14a",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 08:00:49.728422+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a075bb-fed8-761a-9bfd-a7aaaf0cb14a"
    },
    {
      "id": "chg_01a075bb-fed8-7e13-aa7c-b04793c8701a",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 08:00:49.728422+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a075bb-fed8-7e13-aa7c-b04793c8701a"
    },
    {
      "id": "chg_01a07095-da00-7bcc-8a94-a89d2927a38b",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 08:01:03.431985+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07095-da00-7bcc-8a94-a89d2927a38b"
    },
    {
      "id": "chg_01a07095-da02-7cb8-baf0-8f71e06aedfe",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 08:01:03.431985+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07095-da02-7cb8-baf0-8f71e06aedfe"
    },
    {
      "id": "chg_01a07095-da03-72a2-8927-7350ed86d000",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 08:01:03.431985+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07095-da03-72a2-8927-7350ed86d000"
    },
    {
      "id": "chg_01a07095-da08-7509-927c-99a6eaa017c2",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 08:01:03.431985+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07095-da08-7509-927c-99a6eaa017c2"
    },
    {
      "id": "chg_01a07095-da09-79c2-a655-4a99ab0a6b1b",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 08:01:03.431985+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a07095-da09-79c2-a655-4a99ab0a6b1b"
    },
    {
      "id": "chg_01a06b6f-8c7c-7af9-980b-99e763f0b36d",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:01:07.557787+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06b6f-8c7c-7af9-980b-99e763f0b36d"
    },
    {
      "id": "chg_01a06b6f-8c7e-7191-b805-26f0afcdd2f2",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:01:07.557787+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06b6f-8c7e-7191-b805-26f0afcdd2f2"
    },
    {
      "id": "chg_01a06b6f-8c7e-7738-905d-6623c929f5f0",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:01:07.557787+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06b6f-8c7e-7738-905d-6623c929f5f0"
    },
    {
      "id": "chg_01a06b6f-8c7e-7c79-b187-a19916fc26ea",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:01:07.557787+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06b6f-8c7e-7c79-b187-a19916fc26ea"
    },
    {
      "id": "chg_01a06b6f-8c7f-7bad-a6aa-2996f76707b7",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:01:07.557787+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “entity_profile” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06b6f-8c7f-7bad-a6aa-2996f76707b7"
    },
    {
      "id": "chg_01a06b6f-8c80-7bd5-80cf-69513fedf35f",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:01:07.557787+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06b6f-8c80-7bd5-80cf-69513fedf35f"
    },
    {
      "id": "chg_01a06649-3f49-7657-845a-75e7a5f3e211",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:01:11.399228+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06649-3f49-7657-845a-75e7a5f3e211"
    },
    {
      "id": "chg_01a06649-3f4a-775d-8f41-bfed2abaaaf2",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:01:11.399228+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06649-3f4a-775d-8f41-bfed2abaaaf2"
    },
    {
      "id": "chg_01a06649-3f4b-7267-9c91-5e0b3fcbe9f4",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:01:11.399228+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06649-3f4b-7267-9c91-5e0b3fcbe9f4"
    },
    {
      "id": "chg_01a06649-3f4b-7875-84d9-07b9b80084f7",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:01:11.399228+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06649-3f4b-7875-84d9-07b9b80084f7"
    },
    {
      "id": "chg_01a06649-3f4b-7ed6-ae24-6b3ab1b83b7e",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:01:11.399228+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06649-3f4b-7ed6-ae24-6b3ab1b83b7e"
    },
    {
      "id": "chg_01a06649-3f4c-77a0-a6ff-1050ef8704cd",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:01:11.399228+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06649-3f4c-77a0-a6ff-1050ef8704cd"
    },
    {
      "id": "chg_01a06122-cf95-7150-ace3-5c2da0cddbfe",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 08:01:05.979622+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06122-cf95-7150-ace3-5c2da0cddbfe"
    },
    {
      "id": "chg_01a06122-cf97-7b04-985c-4a50dda08647",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 08:01:05.979622+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06122-cf97-7b04-985c-4a50dda08647"
    },
    {
      "id": "chg_01a06122-cf98-790f-bf0c-e9a82148ea4c",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 08:01:05.979622+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06122-cf98-790f-bf0c-e9a82148ea4c"
    },
    {
      "id": "chg_01a06122-cf99-7c03-bd33-0accddb86c28",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 08:01:05.979622+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06122-cf99-7c03-bd33-0accddb86c28"
    },
    {
      "id": "chg_01a06122-cf9a-7d21-89eb-d8a2c43ec2b3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolve_entity",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolve_entity"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:01:05.979622+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “resolve_entity” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06122-cf9a-7d21-89eb-d8a2c43ec2b3"
    },
    {
      "id": "chg_01a06122-cf9c-7cf7-8fa5-2c7fb615256a",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 08:01:05.979622+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a06122-cf9c-7cf7-8fa5-2c7fb615256a"
    },
    {
      "id": "chg_01a05bfc-596e-75bd-bfa2-01fd49a191ee",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 08:00:59.696401+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a05bfc-596e-75bd-bfa2-01fd49a191ee"
    },
    {
      "id": "chg_01a05bfc-596f-7cf6-bb34-0f7f26d488bc",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 08:00:59.696401+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a05bfc-596f-7cf6-bb34-0f7f26d488bc"
    },
    {
      "id": "chg_01a05bfc-5970-7320-9c43-324ccd5c4ad8",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 08:00:59.696401+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a05bfc-5970-7320-9c43-324ccd5c4ad8"
    },
    {
      "id": "chg_01a05bfc-5970-7b0b-adff-ac9cb650171c",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 08:00:59.696401+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a05bfc-5970-7b0b-adff-ac9cb650171c"
    },
    {
      "id": "chg_01a05bfc-5972-7852-96c6-2ca54facf53d",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 08:00:59.696401+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a05bfc-5972-7852-96c6-2ca54facf53d"
    },
    {
      "id": "chg_01a05bfc-5972-7dbf-b094-bda89f2079c1",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 08:00:59.696401+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a05bfc-5972-7dbf-b094-bda89f2079c1"
    },
    {
      "id": "chg_01a056d5-f78e-78a1-b1d9-8bbe2bcd78e4",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:00:57.941391+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a056d5-f78e-78a1-b1d9-8bbe2bcd78e4"
    },
    {
      "id": "chg_01a056d5-f792-7762-8682-b723c34979ea",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:00:57.941391+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a056d5-f792-7762-8682-b723c34979ea"
    },
    {
      "id": "chg_01a056d5-f794-7c98-8808-171c4da16e6f",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:00:57.941391+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a056d5-f794-7c98-8808-171c4da16e6f"
    },
    {
      "id": "chg_01a056d5-f795-7535-8265-3b64c1c5e143",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:00:57.941391+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a056d5-f795-7535-8265-3b64c1c5e143"
    },
    {
      "id": "chg_01a056d5-f797-7cb9-aabf-f4a442064003",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:00:57.941391+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a056d5-f797-7cb9-aabf-f4a442064003"
    },
    {
      "id": "chg_01a056d5-f798-7585-a6fb-0228cc022d38",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:00:57.941391+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a056d5-f798-7585-a6fb-0228cc022d38"
    },
    {
      "id": "chg_01a04c91-eabb-75c4-89b2-faf08601a3b9",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 08:10:26.303889+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04c91-eabb-75c4-89b2-faf08601a3b9"
    },
    {
      "id": "chg_01a04c91-eabc-7493-a018-0baf49b1d1cf",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 08:10:26.303889+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04c91-eabc-7493-a018-0baf49b1d1cf"
    },
    {
      "id": "chg_01a04c91-eabc-7a30-ac14-637087b52a36",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 08:10:26.303889+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04c91-eabc-7a30-ac14-637087b52a36"
    },
    {
      "id": "chg_01a04c91-eabd-711b-9c8c-c8d67fefdd81",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 08:10:26.303889+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04c91-eabd-711b-9c8c-c8d67fefdd81"
    },
    {
      "id": "chg_01a04c91-eabd-7692-9007-553de8967fad",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 08:10:26.303889+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04c91-eabd-7692-9007-553de8967fad"
    },
    {
      "id": "chg_01a04244-d8de-79ec-9f50-50cd9beba478",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 08:10:03.23315+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04244-d8de-79ec-9f50-50cd9beba478"
    },
    {
      "id": "chg_01a04244-d8e5-7c0f-b7a1-00b95dc3d8d1",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 08:10:03.23315+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04244-d8e5-7c0f-b7a1-00b95dc3d8d1"
    },
    {
      "id": "chg_01a04244-d8e7-74fe-84c6-6e7da41253e4",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 08:10:03.23315+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04244-d8e7-74fe-84c6-6e7da41253e4"
    },
    {
      "id": "chg_01a04244-d8e7-7e05-8002-ed6dab031a86",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 08:10:03.23315+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04244-d8e7-7e05-8002-ed6dab031a86"
    },
    {
      "id": "chg_01a04244-d8e8-76dd-8a19-436d2d6eb258",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 08:10:03.23315+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a04244-d8e8-76dd-8a19-436d2d6eb258"
    },
    {
      "id": "chg_01a037f7-cd4e-70eb-95e8-13907f24d3b0",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 08:09:41.850143+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a037f7-cd4e-70eb-95e8-13907f24d3b0"
    },
    {
      "id": "chg_01a02dab-34de-73d1-8050-a3ab31dda4ee",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 08:09:49.928878+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02dab-34de-73d1-8050-a3ab31dda4ee"
    },
    {
      "id": "chg_01a02dab-34df-763f-adcd-cea70f86f407",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 08:09:49.928878+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02dab-34df-763f-adcd-cea70f86f407"
    },
    {
      "id": "chg_01a02dab-34df-7cde-a723-807a0ef71590",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 08:09:49.928878+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02dab-34df-7cde-a723-807a0ef71590"
    },
    {
      "id": "chg_01a02dab-34e0-72ea-848d-5a6ba9581c23",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 08:09:49.928878+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02dab-34e0-72ea-848d-5a6ba9581c23"
    },
    {
      "id": "chg_01a02dab-34e0-7a5a-b74d-cc7b58be87ef",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 08:09:49.928878+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02dab-34e0-7a5a-b74d-cc7b58be87ef"
    },
    {
      "id": "chg_01a02885-6990-7d4a-9988-7402e295929e",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6990-7d4a-9988-7402e295929e"
    },
    {
      "id": "chg_01a02885-6991-7b1c-bc9c-7c7b80835ee2",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6991-7b1c-bc9c-7c7b80835ee2"
    },
    {
      "id": "chg_01a02885-6992-7345-80ae-f6a3dad159e7",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6992-7345-80ae-f6a3dad159e7"
    },
    {
      "id": "chg_01a02885-6992-79d5-b142-71baca9075f8",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6992-79d5-b142-71baca9075f8"
    },
    {
      "id": "chg_01a02885-6993-7021-9fb3-481b78a2576a",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6993-7021-9fb3-481b78a2576a"
    },
    {
      "id": "chg_01a02885-6993-7586-8fbf-19606687eaa7",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6993-7586-8fbf-19606687eaa7"
    },
    {
      "id": "chg_01a02885-6993-7abc-92f6-208df7dbee6c",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 08:10:27.025384+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a02885-6993-7abc-92f6-208df7dbee6c"
    },
    {
      "id": "chg_01a0235e-f250-776d-9bbc-85c350e4d231",
      "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"
      },
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 08:10:19.840158+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0235e-f250-776d-9bbc-85c350e4d231"
    },
    {
      "id": "chg_01a0235e-f253-72ec-82f1-ed1fa3a2a775",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 08:10:19.840158+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0235e-f253-72ec-82f1-ed1fa3a2a775"
    },
    {
      "id": "chg_01a0235e-f253-7a02-bb04-3fcce6447a09",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 08:10:19.840158+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0235e-f253-7a02-bb04-3fcce6447a09"
    },
    {
      "id": "chg_01a0235e-f254-70af-ba70-2da5cd6d8d20",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 08:10:19.840158+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0235e-f254-70af-ba70-2da5cd6d8d20"
    },
    {
      "id": "chg_01a0235e-f254-7a90-ab60-1f438dc0136f",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 08:10:19.840158+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0235e-f254-7a90-ab60-1f438dc0136f"
    },
    {
      "id": "chg_01a0235e-f255-755e-8886-e9fcbefd0a88",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 08:10:19.840158+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a0235e-f255-755e-8886-e9fcbefd0a88"
    },
    {
      "id": "chg_01a01e38-1a21-7e9f-82ae-e1e342ad84df",
      "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": "2026-08-20",
      "occurred_at": "2026-08-20 08:09:48.243473+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a01e38-1a21-7e9f-82ae-e1e342ad84df"
    },
    {
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      "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": "2026-08-20",
      "occurred_at": "2026-08-20 08:09:48.243473+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a01e38-1a23-7451-92ec-7b73427a254f"
    },
    {
      "id": "chg_01a01e38-1a23-7bf8-844e-b2de4aa35907",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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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": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 08:09:48.243473+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a01e38-1a23-7bf8-844e-b2de4aa35907"
    },
    {
      "id": "chg_01a01e38-1a24-7630-8c01-331010c19db2",
      "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": "2026-08-20",
      "occurred_at": "2026-08-20 08:09:48.243473+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-opendata-canada/opendata-canada-mcp#chg-chg_01a01e38-1a24-7630-8c01-331010c19db2"
    }
  ],
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    {
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}