{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "wulfkaal-corpus",
  "component": "corpus-mcp",
  "generated_at": "2026-09-20T19:24:20.818Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 7,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a074ae-4e21-7ea0-8c3d-6f502aa8a7ee",
      "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 03:06:15.362396+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/wulfkaal-corpus/corpus-mcp#chg-chg_01a074ae-4e21-7ea0-8c3d-6f502aa8a7ee"
    },
    {
      "id": "chg_01a074ae-4e20-7ce9-b39e-f3518c3b63e6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_research_claims",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_research_claims"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:06:15.362396+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “search_research_claims” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wulfkaal-corpus/corpus-mcp#chg-chg_01a074ae-4e20-7ce9-b39e-f3518c3b63e6"
    },
    {
      "id": "chg_01a036e1-def0-76de-ac95-eeed707caeb0",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 03:06:07.383189+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/wulfkaal-corpus/corpus-mcp#chg-chg_01a036e1-def0-76de-ac95-eeed707caeb0"
    },
    {
      "id": "chg_019fe9a2-ebc8-7885-a426-2287c9aacfea",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 03:06:36.302335+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/wulfkaal-corpus/corpus-mcp#chg-chg_019fe9a2-ebc8-7885-a426-2287c9aacfea"
    },
    {
      "id": "chg_019fc06f-b2f8-7d3a-bc36-15ace7364abc",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 03:06:13.607931+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/wulfkaal-corpus/corpus-mcp#chg-chg_019fc06f-b2f8-7d3a-bc36-15ace7364abc"
    },
    {
      "id": "chg_019faad5-2dd4-7a32-b578-a6dbc32e0d16",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_claims",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_claims"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 22:25:25.448084+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “search_claims” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wulfkaal-corpus/corpus-mcp#chg-chg_019faad5-2dd4-7a32-b578-a6dbc32e0d16"
    },
    {
      "id": "chg_019fa9db-bbd5-74fa-b59d-0f5ceab9ea92",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 17:52:57.798194+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/wulfkaal-corpus/corpus-mcp#chg-chg_019fa9db-bbd5-74fa-b59d-0f5ceab9ea92"
    }
  ],
  "days": [
    {
      "date": "2026-09-06",
      "total": 83,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-08-26",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-23",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 90,
        "to": 93,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 27,
          "to_days": 28
        },
        "partial": false,
        "compared_to": "2026-08-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-10",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-07",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-02",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    }
  ]
}