{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "reverb256-quill",
  "component": "mcp",
  "generated_at": "2026-11-05T08:29:09.899Z",
  "tracking_since": "2026-09-18",
  "counts": {
    "critical": 0,
    "security": 11,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a17c00-fd74-7cbe-a0c8-c60588850ad0",
      "kind": "check.unverifiable",
      "family": "https",
      "subject_kind": "check",
      "subject": "https",
      "subject_child": "",
      "from_code": "https.plaintext",
      "to_code": "https.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "plaintext_status",
        "status": "401"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:16:42.079393+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "HTTPS (fail → unverified)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a17c00-fd74-7cbe-a0c8-c60588850ad0"
    },
    {
      "id": "chg_01a17c00-fd75-7b97-b0ad-2da574ca6299",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.13",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:16:42.079393+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Stability (0.13 → unverified)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a17c00-fd75-7b97-b0ad-2da574ca6299"
    },
    {
      "id": "chg_01a17c00-fd76-7108-84ff-c6ea39420a37",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:16:42.079393+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a17c00-fd76-7108-84ff-c6ea39420a37"
    },
    {
      "id": "chg_01a17c00-fd76-764c-b9ac-6c8e51f481fd",
      "kind": "check.unverifiable",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "sse"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:16:42.079393+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Transport (pass → unverified)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a17c00-fd76-764c-b9ac-6c8e51f481fd"
    },
    {
      "id": "chg_01a17c00-fd76-7b55-9c76-24da6650d7c3",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only_invoke",
      "to_code": "auth.challenge_only",
      "from_value": "fail",
      "to_value": "fail",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:16:42.079393+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Authorization (The endpoint enforces authorisation, but returns a challenge with no valid RFC 9728 metadata, so a client cannot discover where to get a token.)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a17c00-fd76-7b55-9c76-24da6650d7c3"
    },
    {
      "id": "chg_01a17c00-fd77-7a98-8aa3-db407d9d24d3",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "auth_gated",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "auth_gated",
        "from": "verified"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:16:42.079393+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a17c00-fd77-7a98-8aa3-db407d9d24d3"
    },
    {
      "id": "chg_01a16241-bd3f-7e23-a24a-a99dd791c278",
      "kind": "check.reverified",
      "family": "https",
      "subject_kind": "check",
      "subject": "https",
      "subject_child": "",
      "from_code": "https.inconclusive",
      "to_code": "https.plaintext",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 06:17:17.857684+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "HTTPS (unverified → fail)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a16241-bd3f-7e23-a24a-a99dd791c278"
    },
    {
      "id": "chg_01a16241-bd41-7021-afde-34ff66809a8b",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "sse"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 06:17:17.857684+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Transport (unverified → pass)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a16241-bd41-7021-afde-34ff66809a8b"
    },
    {
      "id": "chg_01a16241-bd41-7665-a107-b3ee889a9704",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 06:17:17.857684+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a16241-bd41-7665-a107-b3ee889a9704"
    },
    {
      "id": "chg_01a16241-bd41-7d35-995e-5d48afc02487",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.challenge_only_invoke",
      "from_value": "fail",
      "to_value": "fail",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 06:17:17.857684+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Authorization (Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a16241-bd41-7d35-995e-5d48afc02487"
    },
    {
      "id": "chg_01a16241-bd42-739d-b43f-2009f05f5ab6",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "184",
        "judged": "184"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 06:17:17.857684+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/reverb256-quill/mcp#chg-chg_01a16241-bd42-739d-b43f-2009f05f5ab6"
    }
  ],
  "days": [
    {
      "date": "2026-10-27",
      "total": 28,
      "delta": -36,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-10-26",
      "total": 64,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-25",
      "total": 63,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-24",
      "total": 63,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-23",
      "total": 62,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-22",
      "total": 62,
      "delta": 34,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 12
    },
    {
      "date": "2026-09-28",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}