{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "andrewvg23-library",
  "component": "library-mcp-production-0ea7",
  "generated_at": "2026-11-05T12:55:12.454Z",
  "tracking_since": "2026-10-19",
  "counts": {
    "critical": 0,
    "security": 7,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1a913-e680-7af4-9c57-644eb3c2dcb8",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.unreachable",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 00:20:16.084449+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Transport (unverified → fail)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a1a913-e680-7af4-9c57-644eb3c2dcb8"
    },
    {
      "id": "chg_01a1a913-e682-7354-a230-13f5549ca13c",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 00:20:16.084449+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a1a913-e682-7354-a230-13f5549ca13c"
    },
    {
      "id": "chg_01a1a913-e682-7927-b8ba-25f6f67310a0",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728",
      "to_code": "auth.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 00:20:16.084449+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a1a913-e682-7927-b8ba-25f6f67310a0"
    },
    {
      "id": "chg_01a1a913-e682-7d74-93c8-45c742b6c9a4",
      "kind": "check.unverifiable",
      "family": "tls",
      "subject_kind": "check",
      "subject": "tls",
      "subject_child": "",
      "from_code": "tls.valid",
      "to_code": "tls.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 00:20:16.084449+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "TLS certificate (pass → unverified)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a1a913-e682-7d74-93c8-45c742b6c9a4"
    },
    {
      "id": "chg_01a1a913-e683-737e-9d29-a88397902672",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 00:20:16.084449+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Tool safety (Tool safety not yet verified: we couldn't read the endpoint's tools, or could read only part of the list.)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a1a913-e683-737e-9d29-a88397902672"
    },
    {
      "id": "chg_01a15bc5-23c9-7eeb-b24e-7235ec0731ca",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.rfc9728",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 00:03:28.82729+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a15bc5-23c9-7eeb-b24e-7235ec0731ca"
    },
    {
      "id": "chg_01a15bc5-23cb-7672-a9ac-cebb67c34c69",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_dcr_only",
      "from_value": null,
      "to_value": "partial",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 00:03:28.82729+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "First check of Authorization (partial)",
      "link": "https://verifymcp.io/servers/andrewvg23-library/library-mcp-production-0ea7#chg-chg_01a15bc5-23cb-7672-a9ac-cebb67c34c69"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "total": 36,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-10-21",
      "total": 36,
      "delta": 3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-19",
      "total": 33,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}