{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "cyanheads-hn-mcp-server",
  "component": "hn",
  "generated_at": "2026-09-20T20:05:19.317Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 12,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0856b-512e-78d2-b1a5-373c737ef557",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 09:06:37.92334+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_01a0856b-512e-78d2-b1a5-373c737ef557"
    },
    {
      "id": "chg_01a04275-3dfe-7d8c-859f-5a9e26d15695",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 09:02:54.940615+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_01a04275-3dfe-7d8c-859f-5a9e26d15695"
    },
    {
      "id": "chg_019feae9-8a1f-7d2f-b002-c3ccf06072cd",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "4"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 09:03:21.529833+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 4 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019feae9-8a1f-7d2f-b002-c3ccf06072cd"
    },
    {
      "id": "chg_019feae9-8a1f-7890-850c-930596336db9",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 09:03:21.529833+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019feae9-8a1f-7890-850c-930596336db9"
    },
    {
      "id": "chg_019feae9-8a1e-7bda-b8c9-1cd01d06538e",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 09:03:21.529833+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019feae9-8a1e-7bda-b8c9-1cd01d06538e"
    },
    {
      "id": "chg_019feae9-8a1d-7dec-83d7-d0965f906a11",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "15",
        "added": "0",
        "breaks": "4",
        "removed": "0",
        "auth_transport": "0"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 09:03:21.529833+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019feae9-8a1d-7dec-83d7-d0965f906a11"
    },
    {
      "id": "chg_019fe09c-8678-7e70-b51b-90e2fa263be6",
      "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": "2026-08-08",
      "occurred_at": "2026-08-08 09:03:02.228448+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019fe09c-8678-7e70-b51b-90e2fa263be6"
    },
    {
      "id": "chg_019fe09c-8677-74dc-b81d-3d25033cbdbd",
      "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": "2026-08-08",
      "occurred_at": "2026-08-08 09:03:02.228448+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019fe09c-8677-74dc-b81d-3d25033cbdbd"
    },
    {
      "id": "chg_019fe09c-8676-7748-a823-bcd5554e94d3",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 09:03:02.228448+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019fe09c-8676-7748-a823-bcd5554e94d3"
    },
    {
      "id": "chg_019fe09c-8675-7b82-8eab-57591d758597",
      "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": "2026-08-08",
      "occurred_at": "2026-08-08 09:03:02.228448+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019fe09c-8675-7b82-8eab-57591d758597"
    },
    {
      "id": "chg_019fe09c-8672-72ec-915a-9d2a2510cd64",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.insufficient_history",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 09:03:02.228448+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019fe09c-8672-72ec-915a-9d2a2510cd64"
    },
    {
      "id": "chg_019fa916-54c8-7713-a5d9-7f404592bd22",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.03",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "2",
        "added": "0",
        "breaks": "4",
        "removed": "0",
        "auth_transport": "0"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 14:17:20.829983+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Stability (0.03 → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-hn-mcp-server/hn#chg-chg_019fa916-54c8-7713-a5d9-7f404592bd22"
    }
  ],
  "days": [
    {
      "date": "2026-09-19",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-13",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-09",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-07",
      "total": 80,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-04",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-27",
      "total": 81,
      "delta": 7,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-26",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    }
  ]
}