{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "changhuliu-uk-taxi-phv-regulatory-decision-layer",
  "component": "ai-mcp",
  "generated_at": "2026-09-25T09:06:15.228Z",
  "tracking_since": "2026-09-20",
  "counts": {
    "critical": 0,
    "security": 5,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0d0f0-c5ba-7649-a73c-f5eb45d86ae7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_licensing_requirements",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compare_licensing_requirements"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 01:03:55.276024+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “compare_licensing_requirements” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/changhuliu-uk-taxi-phv-regulatory-decision-layer/ai-mcp#chg-chg_01a0d0f0-c5ba-7649-a73c-f5eb45d86ae7"
    },
    {
      "id": "chg_01a0d0f0-c5bb-7723-bbc1-a78a1b609ab6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "licensing_source_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "licensing_source_status"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 01:03:55.276024+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “licensing_source_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/changhuliu-uk-taxi-phv-regulatory-decision-layer/ai-mcp#chg-chg_01a0d0f0-c5bb-7723-bbc1-a78a1b609ab6"
    },
    {
      "id": "chg_01a0d0f0-c5bc-7737-8493-c4ad477af843",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_supported_authorities",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_supported_authorities"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 01:03:55.276024+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “list_supported_authorities” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/changhuliu-uk-taxi-phv-regulatory-decision-layer/ai-mcp#chg-chg_01a0d0f0-c5bc-7737-8493-c4ad477af843"
    },
    {
      "id": "chg_01a0d0f0-c5bc-7c80-99ad-c7344a9e58ad",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "taxi_licence_preflight",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "taxi_licence_preflight"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 01:03:55.276024+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “taxi_licence_preflight” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/changhuliu-uk-taxi-phv-regulatory-decision-layer/ai-mcp#chg-chg_01a0d0f0-c5bc-7c80-99ad-c7344a9e58ad"
    },
    {
      "id": "chg_01a0d0f0-c5bd-7297-a4d4-a7f3fa38bdd9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "taxi_phv_info",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "taxi_phv_info"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 01:03:55.276024+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “taxi_phv_info” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/changhuliu-uk-taxi-phv-regulatory-decision-layer/ai-mcp#chg-chg_01a0d0f0-c5bd-7297-a4d4-a7f3fa38bdd9"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-23",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 7,
        "to": 10,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 2,
          "to_days": 3
        },
        "partial": false,
        "compared_to": "2026-09-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 7 to 10. That category is still filling its 30-day observation window: 2 days of observed history at the previous scan, 3 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-22",
      "total": 71,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-21",
      "total": 71,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-20",
      "total": 70,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}