{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "dev-dualregistry-registry",
  "component": "api-protocol",
  "generated_at": "2026-10-24T16:26:30.731Z",
  "tracking_since": "2026-07-30",
  "counts": {
    "critical": 0,
    "security": 15,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_019ff870-51c5-752d-953d-a45a1a42931a",
      "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": "503",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 00:05:38.320998+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019ff870-51c5-752d-953d-a45a1a42931a"
    },
    {
      "id": "chg_019ff870-51c8-75f2-8177-8cea762a7d38",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.40",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 00:05:38.320998+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Stability (0.40 → unverified)",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019ff870-51c8-75f2-8177-8cea762a7d38"
    },
    {
      "id": "chg_019ff870-51ca-7795-aa10-84945cd3da93",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 00:05:38.320998+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the whole tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019ff870-51ca-7795-aa10-84945cd3da93"
    },
    {
      "id": "chg_019ff870-51cc-7830-98e5-9eab4bb9e41b",
      "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": "2026-08-13",
      "occurred_at": "2026-08-13 00:05:38.320998+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019ff870-51cc-7830-98e5-9eab4bb9e41b"
    },
    {
      "id": "chg_019fd464-8bed-700c-b442-9d5e9762c3ee",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_event_pricing",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_event_pricing"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 00:06:27.020082+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “list_event_pricing” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fd464-8bed-700c-b442-9d5e9762c3ee"
    },
    {
      "id": "chg_019fcf3c-8a94-7d73-8a51-77fb0cf87abf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "complete_founding_path",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "complete_founding_path"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 00:04:39.107301+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Tool “complete_founding_path” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fcf3c-8a94-7d73-8a51-77fb0cf87abf"
    },
    {
      "id": "chg_019fcf3c-8a95-7d82-a376-7a5fa517712b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "improve_kernel",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "improve_kernel"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 00:04:39.107301+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Tool “improve_kernel” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fcf3c-8a95-7d82-a376-7a5fa517712b"
    },
    {
      "id": "chg_019fcf3c-8a9a-78ab-84be-bcfa8dc61ad0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "leave_feedback",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "leave_feedback"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 00:04:39.107301+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Tool “leave_feedback” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fcf3c-8a9a-78ab-84be-bcfa8dc61ad0"
    },
    {
      "id": "chg_019fcf3c-8a9a-7cd1-81f6-4d1c71513163",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "mesh_match",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "mesh_match"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 00:04:39.107301+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Tool “mesh_match” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fcf3c-8a9a-7cd1-81f6-4d1c71513163"
    },
    {
      "id": "chg_019fcf3c-8aa1-7350-adc8-b91b94bc1088",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "take_demo",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "take_demo"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 00:04:39.107301+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Tool “take_demo” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fcf3c-8aa1-7350-adc8-b91b94bc1088"
    },
    {
      "id": "chg_019fcf3c-8aa1-7dcf-9014-d9aaa3a54666",
      "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": "2026-08-05",
      "occurred_at": "2026-08-05 00:04:39.107301+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fcf3c-8aa1-7dcf-9014-d9aaa3a54666"
    },
    {
      "id": "chg_019fca16-8fb8-721f-881d-0fe569f79b9e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "improve_kernel",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "improve_kernel"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 00:05:04.035101+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “improve_kernel” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fca16-8fb8-721f-881d-0fe569f79b9e"
    },
    {
      "id": "chg_019fca16-8fb9-719e-860c-52228c8474f4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "leave_feedback",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "leave_feedback"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 00:05:04.035101+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “leave_feedback” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fca16-8fb9-719e-860c-52228c8474f4"
    },
    {
      "id": "chg_019fca16-8fba-775e-8b10-16bd8d31f5e5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "mesh_match",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "mesh_match"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 00:05:04.035101+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “mesh_match” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fca16-8fba-775e-8b10-16bd8d31f5e5"
    },
    {
      "id": "chg_019fca16-8fba-7c07-9c0a-74c1590bfe3a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "take_demo",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "take_demo"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 00:05:04.035101+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Tool “take_demo” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-dualregistry-registry/api-protocol#chg-chg_019fca16-8fba-7c07-9c0a-74c1590bfe3a"
    }
  ],
  "days": [
    {
      "date": "2026-09-28",
      "total": 25,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
      "total": 25,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-26",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-13",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-06",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 16
    },
    {
      "date": "2026-08-05",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 13
    },
    {
      "date": "2026-08-04",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 15
    }
  ]
}