{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pipeworx-io-gov-uk-content",
  "component": "gov-uk-content-mcp",
  "generated_at": "2026-09-21T09:30:11.960Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 4,
    "security": 96,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0bc23-4115-7d94-bfe8-4889ef888638",
      "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": "2026-09-20",
      "occurred_at": "2026-09-20 00:07:01.82492+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0bc23-4115-7d94-bfe8-4889ef888638"
    },
    {
      "id": "chg_01a0b6fc-344c-7b80-bd81-11622f62c028",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 00:06:16.811729+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b6fc-344c-7b80-bd81-11622f62c028"
    },
    {
      "id": "chg_01a0b6fc-344e-7389-a87e-3ce8e973ae3d",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 00:06:16.811729+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b6fc-344e-7389-a87e-3ce8e973ae3d"
    },
    {
      "id": "chg_01a0b6fc-344f-745f-8367-a919ad0b4858",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 00:06:16.811729+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b6fc-344f-745f-8367-a919ad0b4858"
    },
    {
      "id": "chg_01a0b6fc-344f-79e0-80d0-733c99f3181f",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 00:06:16.811729+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b6fc-344f-79e0-80d0-733c99f3181f"
    },
    {
      "id": "chg_01a0b6fc-3450-72ae-8206-bf3ef04b4713",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 00:06:16.811729+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b6fc-3450-72ae-8206-bf3ef04b4713"
    },
    {
      "id": "chg_01a0b1d5-6078-714d-92d9-2ddcff47c8f7",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 00:05:46.062127+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b1d5-6078-714d-92d9-2ddcff47c8f7"
    },
    {
      "id": "chg_01a0b1d5-607c-7173-83dc-0c0cd2f23de4",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 00:05:46.062127+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b1d5-607c-7173-83dc-0c0cd2f23de4"
    },
    {
      "id": "chg_01a0b1d5-607c-79fc-8f03-24d1ddf06ec7",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 00:05:46.062127+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0b1d5-607c-79fc-8f03-24d1ddf06ec7"
    },
    {
      "id": "chg_01a0acae-ee55-792e-8eae-8d1d7d11c2c8",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "36",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:05:40.435477+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0acae-ee55-792e-8eae-8d1d7d11c2c8"
    },
    {
      "id": "chg_01a0acae-ee5b-7677-b71d-87d749e7bb67",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:05:40.435477+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0acae-ee5b-7677-b71d-87d749e7bb67"
    },
    {
      "id": "chg_01a0acae-ee5f-731e-bbb3-2e242eb1ce0a",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:05:40.435477+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0acae-ee5f-731e-bbb3-2e242eb1ce0a"
    },
    {
      "id": "chg_01a0a787-874c-7ce2-9708-8f6f4d10351e",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:04:32.064847+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0a787-874c-7ce2-9708-8f6f4d10351e"
    },
    {
      "id": "chg_01a0a787-8750-7b14-9f1f-eda060c77ab5",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:04:32.064847+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0a787-8750-7b14-9f1f-eda060c77ab5"
    },
    {
      "id": "chg_01a0a787-8751-72ce-b740-a3284d0f28e8",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:04:32.064847+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0a787-8751-72ce-b740-a3284d0f28e8"
    },
    {
      "id": "chg_01a0a261-9d26-799d-a04b-acc2aceef02d",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "36",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-15",
      "occurred_at": "2026-09-15 00:05:01.014317+00",
      "observed_since": "2026-09-14",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0a261-9d26-799d-a04b-acc2aceef02d"
    },
    {
      "id": "chg_01a0a261-9d39-7d19-a614-d8112b34f1af",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-15",
      "occurred_at": "2026-09-15 00:05:01.014317+00",
      "observed_since": "2026-09-14",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0a261-9d39-7d19-a614-d8112b34f1af"
    },
    {
      "id": "chg_01a0a261-9d40-752b-809a-fb8d8016e19e",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-15",
      "occurred_at": "2026-09-15 00:05:01.014317+00",
      "observed_since": "2026-09-14",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0a261-9d40-752b-809a-fb8d8016e19e"
    },
    {
      "id": "chg_01a09d38-afcf-7afd-92bd-596a4f56cbbb",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afcf-7afd-92bd-596a4f56cbbb"
    },
    {
      "id": "chg_01a09d38-afd1-750d-8a8b-38fb3c7903fe",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afd1-750d-8a8b-38fb3c7903fe"
    },
    {
      "id": "chg_01a09d38-afd3-7553-99cf-f1d835e80f08",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afd3-7553-99cf-f1d835e80f08"
    },
    {
      "id": "chg_01a09d38-afd9-7014-8f20-93dc8190a313",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afd9-7014-8f20-93dc8190a313"
    },
    {
      "id": "chg_01a09d38-afdf-7d8b-81a7-e4bcd44cb590",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_arbitrage",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_arbitrage"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “polymarket_arbitrage” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afdf-7d8b-81a7-e4bcd44cb590"
    },
    {
      "id": "chg_01a09d38-afe2-747c-8f13-405987adad7a",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afe2-747c-8f13-405987adad7a"
    },
    {
      "id": "chg_01a09d38-afea-78b5-9a09-6dff36e9e49c",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 00:02:12.934445+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09d38-afea-78b5-9a09-6dff36e9e49c"
    },
    {
      "id": "chg_01a09811-bf19-76a7-bae0-20cde0872039",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:01:34.667218+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09811-bf19-76a7-bae0-20cde0872039"
    },
    {
      "id": "chg_01a09811-bf1c-719b-8a57-ecb4c7a8e5ae",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:01:34.667218+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09811-bf1c-719b-8a57-ecb4c7a8e5ae"
    },
    {
      "id": "chg_01a09811-bf1c-77fb-b3cf-e17a7c2b06a5",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:01:34.667218+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09811-bf1c-77fb-b3cf-e17a7c2b06a5"
    },
    {
      "id": "chg_01a09811-bf1c-7dc6-9d21-71935020fdaf",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:01:34.667218+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09811-bf1c-7dc6-9d21-71935020fdaf"
    },
    {
      "id": "chg_01a09811-bf2f-78ac-b332-7fac46b4c3d9",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:01:34.667218+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a09811-bf2f-78ac-b332-7fac46b4c3d9"
    },
    {
      "id": "chg_01a092ea-e01b-7b07-b326-5bfc38c477c1",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e01b-7b07-b326-5bfc38c477c1"
    },
    {
      "id": "chg_01a092ea-e024-74fa-8225-b1988678d322",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e024-74fa-8225-b1988678d322"
    },
    {
      "id": "chg_01a092ea-e027-7cdb-9a8c-1a843be854a8",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e027-7cdb-9a8c-1a843be854a8"
    },
    {
      "id": "chg_01a092ea-e028-7b03-b600-006f02f83caa",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "bet_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "bet_research"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e028-7b03-b600-006f02f83caa"
    },
    {
      "id": "chg_01a092ea-e029-7e7e-a458-489110bd37a3",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e029-7e7e-a458-489110bd37a3"
    },
    {
      "id": "chg_01a092ea-e02e-72a4-87e8-fa75789fd23e",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e02e-72a4-87e8-fa75789fd23e"
    },
    {
      "id": "chg_01a092ea-e031-755a-99d2-cd9fb31ad223",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 00:01:01.360133+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a092ea-e031-755a-99d2-cd9fb31ad223"
    },
    {
      "id": "chg_01a08dc4-4893-7f00-87e2-6a578c210b68",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 00:00:46.18355+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08dc4-4893-7f00-87e2-6a578c210b68"
    },
    {
      "id": "chg_01a08dc4-489c-7ade-9f38-76aa8f34687d",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 00:00:46.18355+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08dc4-489c-7ade-9f38-76aa8f34687d"
    },
    {
      "id": "chg_01a08dc4-489d-769e-91f4-0829c840a085",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 00:00:46.18355+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08dc4-489d-769e-91f4-0829c840a085"
    },
    {
      "id": "chg_01a08dc4-489d-7ecf-a437-cecdcfac7a7c",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 00:00:46.18355+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08dc4-489d-7ecf-a437-cecdcfac7a7c"
    },
    {
      "id": "chg_01a08dc4-48a1-7e47-a764-3ed7edf3f197",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 00:00:46.18355+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08dc4-48a1-7e47-a764-3ed7edf3f197"
    },
    {
      "id": "chg_01a08dc4-48a4-74b6-a70d-053a0a54588e",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 00:00:46.18355+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08dc4-48a4-74b6-a70d-053a0a54588e"
    },
    {
      "id": "chg_01a088a6-a134-7f1b-9d51-6868c6cd9004",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 00:10:16.705372+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a088a6-a134-7f1b-9d51-6868c6cd9004"
    },
    {
      "id": "chg_01a088a6-a136-76ef-8d40-58ad21b749d0",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 00:10:16.705372+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a088a6-a136-76ef-8d40-58ad21b749d0"
    },
    {
      "id": "chg_01a088a6-a136-7c67-bd73-30551688c203",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 00:10:16.705372+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a088a6-a136-7c67-bd73-30551688c203"
    },
    {
      "id": "chg_01a088a6-a137-7329-a50d-49d3b3cf0d6f",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 00:10:16.705372+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a088a6-a137-7329-a50d-49d3b3cf0d6f"
    },
    {
      "id": "chg_01a088a6-a138-727f-9f8b-a6bd6540198a",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 00:10:16.705372+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a088a6-a138-727f-9f8b-a6bd6540198a"
    },
    {
      "id": "chg_01a08380-f749-7e1b-887d-4b58c7a86849",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f749-7e1b-887d-4b58c7a86849"
    },
    {
      "id": "chg_01a08380-f74b-70f0-b89c-bff2a9b96551",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74b-70f0-b89c-bff2a9b96551"
    },
    {
      "id": "chg_01a08380-f74b-7727-b929-f9fd37096854",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.stable",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74b-7727-b929-f9fd37096854"
    },
    {
      "id": "chg_01a08380-f74d-7468-93e6-9d2b0c00a9a8",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74d-7468-93e6-9d2b0c00a9a8"
    },
    {
      "id": "chg_01a08380-f74d-79fc-b060-d6637c37d07c",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74d-79fc-b060-d6637c37d07c"
    },
    {
      "id": "chg_01a08380-f74d-7f16-ae8e-37924d86f800",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74d-7f16-ae8e-37924d86f800"
    },
    {
      "id": "chg_01a08380-f74e-7542-bba8-8e5e70464e0a",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74e-7542-bba8-8e5e70464e0a"
    },
    {
      "id": "chg_01a08380-f74e-7a96-bbe8-aa503a24c3ee",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 00:11:02.300001+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a08380-f74e-7a96-bbe8-aa503a24c3ee"
    },
    {
      "id": "chg_01a07e59-a31d-71b9-b23b-1316fb489b32",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 00:09:58.66123+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a07e59-a31d-71b9-b23b-1316fb489b32"
    },
    {
      "id": "chg_01a07e59-a31f-7185-89b4-02ec7b30aa01",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.insufficient_history",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 00:09:58.66123+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a07e59-a31f-7185-89b4-02ec7b30aa01"
    },
    {
      "id": "chg_01a07e59-a321-7577-8808-a58d435d2dce",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 00:09:58.66123+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a07e59-a321-7577-8808-a58d435d2dce"
    },
    {
      "id": "chg_01a07e59-a339-78bb-89b3-f4aa0ddf7abd",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 00:09:58.66123+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a07e59-a339-78bb-89b3-f4aa0ddf7abd"
    },
    {
      "id": "chg_01a0740a-ccdf-730d-bcc9-df9086b470cc",
      "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 00:07:39.904011+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0740a-ccdf-730d-bcc9-df9086b470cc"
    },
    {
      "id": "chg_01a0740a-cce5-705c-834b-defebca1afb2",
      "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 00:07:39.904011+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0740a-cce5-705c-834b-defebca1afb2"
    },
    {
      "id": "chg_01a0740a-cce5-7a4e-a87b-eab5941351c6",
      "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 00:07:39.904011+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0740a-cce5-7a4e-a87b-eab5941351c6"
    },
    {
      "id": "chg_01a0740a-cce6-711e-aff2-85a0adfaa3a4",
      "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 00:07:39.904011+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0740a-cce6-711e-aff2-85a0adfaa3a4"
    },
    {
      "id": "chg_01a0740a-cce6-7dbe-b5c3-1832f82bf9bc",
      "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 00:07:39.904011+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0740a-cce6-7dbe-b5c3-1832f82bf9bc"
    },
    {
      "id": "chg_01a0740a-cce7-72d3-b2b3-e98d6f988574",
      "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 00:07:39.904011+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a0740a-cce7-72d3-b2b3-e98d6f988574"
    },
    {
      "id": "chg_01a06ee4-96b5-7b5a-a43b-7d9d18ad4b39",
      "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 00:07:49.616488+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06ee4-96b5-7b5a-a43b-7d9d18ad4b39"
    },
    {
      "id": "chg_01a06ee4-96b6-7bf1-91d4-ef3e31a926a7",
      "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 00:07:49.616488+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06ee4-96b6-7bf1-91d4-ef3e31a926a7"
    },
    {
      "id": "chg_01a06ee4-96ba-749d-8591-75aa42c83a8c",
      "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 00:07:49.616488+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06ee4-96ba-749d-8591-75aa42c83a8c"
    },
    {
      "id": "chg_01a06ee4-96bb-7edb-8fe0-c7348e13c8a5",
      "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 00:07:49.616488+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06ee4-96bb-7edb-8fe0-c7348e13c8a5"
    },
    {
      "id": "chg_01a06ee4-96bc-7a58-9dd1-29282947e784",
      "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 00:07:49.616488+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06ee4-96bc-7a58-9dd1-29282947e784"
    },
    {
      "id": "chg_01a069c2-715f-790c-aeeb-e93eb05ca61b",
      "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 00:12:25.764302+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-715f-790c-aeeb-e93eb05ca61b"
    },
    {
      "id": "chg_01a069c2-7160-7796-b947-40af9458d1ba",
      "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 00:12:25.764302+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-7160-7796-b947-40af9458d1ba"
    },
    {
      "id": "chg_01a069c2-7161-74da-8d1b-0030fad2e445",
      "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 00:12:25.764302+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-7161-74da-8d1b-0030fad2e445"
    },
    {
      "id": "chg_01a069c2-7163-7565-9d44-19fc986fe525",
      "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 00:12:25.764302+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-7163-7565-9d44-19fc986fe525"
    },
    {
      "id": "chg_01a069c2-7163-7e9d-b044-2bdc2fcfabc3",
      "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 00:12:25.764302+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-7163-7e9d-b044-2bdc2fcfabc3"
    },
    {
      "id": "chg_01a069c2-7166-77ca-b719-86c186293592",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 00:12:25.764302+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-7166-77ca-b719-86c186293592"
    },
    {
      "id": "chg_01a069c2-7166-7ce5-a953-1af043f1d0fa",
      "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 00:12:25.764302+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a069c2-7166-7ce5-a953-1af043f1d0fa"
    },
    {
      "id": "chg_01a06497-d62b-7640-9842-07b08a25187a",
      "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 00:07:47.454906+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06497-d62b-7640-9842-07b08a25187a"
    },
    {
      "id": "chg_01a06497-d62d-7ae2-af59-99277624ec42",
      "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 00:07:47.454906+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06497-d62d-7ae2-af59-99277624ec42"
    },
    {
      "id": "chg_01a06497-d62f-748c-89f9-03ee1a989480",
      "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 00:07:47.454906+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06497-d62f-748c-89f9-03ee1a989480"
    },
    {
      "id": "chg_01a06497-d634-7931-8d99-587e3fb72f1f",
      "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 00:07:47.454906+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06497-d634-7931-8d99-587e3fb72f1f"
    },
    {
      "id": "chg_01a06497-d636-7a05-befa-567c915f6ecf",
      "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 00:07:47.454906+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a06497-d636-7a05-befa-567c915f6ecf"
    },
    {
      "id": "chg_01a05f72-98d8-7d87-8473-409fb6f81a42",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 00:09:00.825152+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98d8-7d87-8473-409fb6f81a42"
    },
    {
      "id": "chg_01a05f72-98da-74b2-a41c-75e704a24511",
      "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 00:09:00.825152+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98da-74b2-a41c-75e704a24511"
    },
    {
      "id": "chg_01a05f72-98da-7c4f-8ec6-51f17a41f650",
      "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 00:09:00.825152+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98da-7c4f-8ec6-51f17a41f650"
    },
    {
      "id": "chg_01a05f72-98db-7ddf-9fd9-d437e4bb76e2",
      "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 00:09:00.825152+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98db-7ddf-9fd9-d437e4bb76e2"
    },
    {
      "id": "chg_01a05f72-98dc-74aa-a3e4-d0c0435148e8",
      "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 00:09:00.825152+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98dc-74aa-a3e4-d0c0435148e8"
    },
    {
      "id": "chg_01a05f72-98dd-74cf-bcff-da910eabca0f",
      "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 00:09:00.825152+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98dd-74cf-bcff-da910eabca0f"
    },
    {
      "id": "chg_01a05f72-98de-78b7-b2dc-6e5e29e1a3bb",
      "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 00:09:00.825152+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05f72-98de-78b7-b2dc-6e5e29e1a3bb"
    },
    {
      "id": "chg_01a05a4c-c99e-7aa8-a1dc-cf43856df56c",
      "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 00:09:36.899043+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05a4c-c99e-7aa8-a1dc-cf43856df56c"
    },
    {
      "id": "chg_01a05a4c-c99f-7957-b8d5-18119defa5e1",
      "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"
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      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 00:09:36.899043+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05a4c-c99f-7957-b8d5-18119defa5e1"
    },
    {
      "id": "chg_01a05a4c-c99f-7deb-9ca1-950d44baa512",
      "kind": "tool.description_changed",
      "family": "",
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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": "2026-09-01",
      "occurred_at": "2026-09-01 00:09:36.899043+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05a4c-c99f-7deb-9ca1-950d44baa512"
    },
    {
      "id": "chg_01a05a4c-c9a0-73b4-960e-6d94350c8632",
      "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 00:09:36.899043+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05a4c-c9a0-73b4-960e-6d94350c8632"
    },
    {
      "id": "chg_01a05a4c-c9a0-7882-a96a-98c54c28bddb",
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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": "polymarket_kalshi_spread"
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      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 00:09:36.899043+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05a4c-c9a0-7882-a96a-98c54c28bddb"
    },
    {
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      "subject_kind": "server",
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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": {},
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 00:09:36.899043+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05a4c-c9a0-7ca6-8db1-09483c616503"
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    {
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 00:09:55.589281+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05526-b6be-7ca2-9b22-d8bdd17869ba"
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    {
      "id": "chg_01a05526-b6c4-72a7-8de1-6da7c9e74a61",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
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      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 00:09:55.589281+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05526-b6c4-72a7-8de1-6da7c9e74a61"
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    {
      "id": "chg_01a05526-b6c4-7b04-8f21-b5732732daa3",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_at": "2026-08-31 00:09:55.589281+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05526-b6c4-7b04-8f21-b5732732daa3"
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    {
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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": "2026-08-31",
      "occurred_at": "2026-08-31 00:09:55.589281+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-gov-uk-content/gov-uk-content-mcp#chg-chg_01a05526-b6c5-7397-a8b8-da9885e2c417"
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}