{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-mcpbundles-uk-air-quality",
  "component": "bundle-uk-air-quality",
  "generated_at": "2026-09-21T11:09:03.780Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 9,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0adfd-b54f-75c0-85dc-2309960be924",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.challenge_only",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 06:11:20.316153+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_01a0adfd-b54f-75c0-85dc-2309960be924"
    },
    {
      "id": "chg_01a0adfd-b550-7e76-ace5-2b7eb5ec4393",
      "kind": "check.unverifiable",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.auth_gated",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 06:11:20.316153+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Transport (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_01a0adfd-b550-7e76-ace5-2b7eb5ec4393"
    },
    {
      "id": "chg_01a0adfd-b551-780b-8e2d-ebba67186178",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.auth_gated",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 06:11:20.316153+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Tool safety (Tool safety blocked by authentication: the endpoint requires auth we don't have to read its tools.)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_01a0adfd-b551-780b-8e2d-ebba67186178"
    },
    {
      "id": "chg_01a0a8d7-f6ef-7e43-9399-48a2f2f826f7",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.http_error",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "503",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 06:12:00.491369+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Transport (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_01a0a8d7-f6ef-7e43-9399-48a2f2f826f7"
    },
    {
      "id": "chg_01a0a8d7-f6f6-7cb3-894c-11d4b1709bc2",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 06:12:00.491369+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_01a0a8d7-f6f6-7cb3-894c-11d4b1709bc2"
    },
    {
      "id": "chg_01a0a8d7-f6f7-7369-a003-bd63b450bb3d",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 06:12:00.491369+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Tool safety (Tool safety not yet verified: we couldn't read the endpoint's tools.)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_01a0a8d7-f6f7-7369-a003-bd63b450bb3d"
    },
    {
      "id": "chg_019faedf-346e-7e97-9d58-f672c724ca5b",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 17:14:51.360701+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_019faedf-346e-7e97-9d58-f672c724ca5b"
    },
    {
      "id": "chg_019faedf-346c-75bf-9c43-aa883674ed4d",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.unreachable",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 17:14:51.360701+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Transport (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_019faedf-346c-75bf-9c43-aa883674ed4d"
    },
    {
      "id": "chg_019faedf-346b-7b71-a79a-5e16b8e470ae",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.unreachable",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 17:14:51.360701+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-mcpbundles-uk-air-quality/bundle-uk-air-quality#chg-chg_019faedf-346b-7b71-a79a-5e16b8e470ae"
    }
  ],
  "days": [
    {
      "date": "2026-09-17",
      "total": 33,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-09-16",
      "total": 33,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-26",
      "total": 33,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-07-31",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-07-30",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-07-29",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-07-27",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}