{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-riffcade-arcade",
  "component": "mcp",
  "generated_at": "2026-11-05T17:24:12.965Z",
  "tracking_since": "2026-10-13",
  "counts": {
    "critical": 0,
    "security": 11,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a19f26-1d98-7a82-aaab-61a38d419ec1",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "530",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 02:03:57.647544+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a19f26-1d98-7a82-aaab-61a38d419ec1"
    },
    {
      "id": "chg_01a19f26-1d99-7c30-9a6d-f34cc32481c1",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.unreachable",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 02:03:57.647544+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a19f26-1d99-7c30-9a6d-f34cc32481c1"
    },
    {
      "id": "chg_01a19f26-1d9a-7275-8690-7580fe20395d",
      "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": "2026-11-03",
      "occurred_at": "2026-11-03 02:03:57.647544+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a19f26-1d9a-7275-8690-7580fe20395d"
    },
    {
      "id": "chg_01a19f26-1d9a-77f4-962a-de26edf923df",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.67",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 02:03:57.647544+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Stability (0.67 → unverified)",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a19f26-1d9a-77f4-962a-de26edf923df"
    },
    {
      "id": "chg_01a19f26-1d9d-7895-b201-f1f181d80a54",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 02:03:57.647544+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a19f26-1d9d-7895-b201-f1f181d80a54"
    },
    {
      "id": "chg_01a170cc-a549-7a32-b4da-686adf17f0a6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "new_games",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "new_games"
      },
      "occurred_on": "2026-10-25",
      "occurred_at": "2026-10-25 02:03:42.232067+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “new_games” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a170cc-a549-7a32-b4da-686adf17f0a6"
    },
    {
      "id": "chg_01a170cc-a54a-78ea-bba8-df2f8b1e4b9d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "play_game",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "play_game"
      },
      "occurred_on": "2026-10-25",
      "occurred_at": "2026-10-25 02:03:42.232067+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “play_game” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a170cc-a54a-78ea-bba8-df2f8b1e4b9d"
    },
    {
      "id": "chg_01a170cc-a54a-7ee2-89c3-c9bdf8840591",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "rate_game",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "rate_game"
      },
      "occurred_on": "2026-10-25",
      "occurred_at": "2026-10-25 02:03:42.232067+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “rate_game” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a170cc-a54a-7ee2-89c3-c9bdf8840591"
    },
    {
      "id": "chg_01a170cc-a54b-7c96-89e9-82a76990c4db",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "show_arcade",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "show_arcade"
      },
      "occurred_on": "2026-10-25",
      "occurred_at": "2026-10-25 02:03:42.232067+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “show_arcade” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a170cc-a54b-7c96-89e9-82a76990c4db"
    },
    {
      "id": "chg_01a170cc-a54c-753d-9ca8-99bb0dfb3acf",
      "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": "2026-10-25",
      "occurred_at": "2026-10-25 02:03:42.232067+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a170cc-a54c-753d-9ca8-99bb0dfb3acf"
    },
    {
      "id": "chg_01a1667f-fd48-7069-ac8c-1487efd23565",
      "kind": "check.unverifiable",
      "family": "https",
      "subject_kind": "check",
      "subject": "https",
      "subject_child": "",
      "from_code": "https.enforced",
      "to_code": "https.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "plaintext_status",
        "status": "405"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 02:03:46.349545+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "HTTPS (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-riffcade-arcade/mcp#chg-chg_01a1667f-fd48-7069-ac8c-1487efd23565"
    }
  ],
  "days": [
    {
      "date": "2026-11-03",
      "total": 18,
      "delta": -56,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-11-01",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 60,
        "to": 63,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 18,
          "to_days": 19
        },
        "partial": false,
        "compared_to": "2026-10-31",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 60 to 63. That category is still filling its 30-day observation window: 18 days of observed history at the previous scan, 19 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-30",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 53,
        "to": 57,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 16,
          "to_days": 17
        },
        "partial": false,
        "compared_to": "2026-10-29",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-28",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 47,
        "to": 50,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 14,
          "to_days": 15
        },
        "partial": false,
        "compared_to": "2026-10-27",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 47 to 50. That category is still filling its 30-day observation window: 14 days of observed history at the previous scan, 15 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-25",
      "total": 71,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 7
    },
    {
      "date": "2026-10-23",
      "total": 70,
      "delta": -4,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-22",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 27,
        "to": 30,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 8,
          "to_days": 9
        },
        "partial": false,
        "compared_to": "2026-10-21",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-20",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 20,
        "to": 23,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 6,
          "to_days": 7
        },
        "partial": false,
        "compared_to": "2026-10-19",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 20 to 23. That category is still filling its 30-day observation window: 6 days of observed history at the previous scan, 7 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}