{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "io-usefulapi-nppes-npi-registry",
  "component": "nppes-npi-registry",
  "generated_at": "2026-10-04T10:59:24.643Z",
  "tracking_since": "2026-09-29",
  "counts": {
    "critical": 0,
    "security": 9,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a104dc-28e2-774d-b74d-f4ffcb1b4f01",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "partial",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 03:01:39.598077+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Authorization (partial → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a104dc-28e2-774d-b74d-f4ffcb1b4f01"
    },
    {
      "id": "chg_01a0ffb5-b0e4-7429-a42f-f27bd284db43",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_no_destructive",
      "from_value": "pass",
      "to_value": "partial",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-03",
      "occurred_at": "2026-10-03 03:01:32.422285+00",
      "observed_since": "2026-10-02",
      "source": "scan",
      "summary": "Authorization (pass → partial)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0ffb5-b0e4-7429-a42f-f27bd284db43"
    },
    {
      "id": "chg_01a0fa8f-57ab-7990-8478-e2df43572831",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 03:01:33.057908+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0fa8f-57ab-7990-8478-e2df43572831"
    },
    {
      "id": "chg_01a0fa8f-57ad-7523-8d35-fac8540ab2e0",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 03:01:33.057908+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0fa8f-57ad-7523-8d35-fac8540ab2e0"
    },
    {
      "id": "chg_01a0fa8f-57ae-7624-83df-cc77fb2bc4b1",
      "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": "4",
        "judged": "4"
      },
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 03:01:33.057908+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0fa8f-57ae-7624-83df-cc77fb2bc4b1"
    },
    {
      "id": "chg_01a0fa8f-57b2-7da3-b3ee-701061c81347",
      "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": "2026-10-02",
      "occurred_at": "2026-10-02 03:01:33.057908+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "First check of Authorization (partial)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0fa8f-57b2-7da3-b3ee-701061c81347"
    },
    {
      "id": "chg_01a0f57a-2d52-7e0a-b492-1ec0df9dbe0c",
      "kind": "check.reverified",
      "family": "https",
      "subject_kind": "check",
      "subject": "https",
      "subject_child": "",
      "from_code": "https.inconclusive",
      "to_code": "https.enforced",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-01",
      "occurred_at": "2026-10-01 03:20:19.981795+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "HTTPS (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0f57a-2d52-7e0a-b492-1ec0df9dbe0c"
    },
    {
      "id": "chg_01a0f06b-69be-7619-8eb0-75b380bc1ff4",
      "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": "2026-09-30",
      "occurred_at": "2026-09-30 03:46:06.317955+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0f06b-69be-7619-8eb0-75b380bc1ff4"
    },
    {
      "id": "chg_01a0f06b-69c0-75d3-bbcd-f8a5b8042b9f",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 03:46:06.317955+00",
      "observed_since": "2026-09-29",
      "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/io-usefulapi-nppes-npi-registry/nppes-npi-registry#chg-chg_01a0f06b-69c0-75d3-bbcd-f8a5b8042b9f"
    }
  ],
  "days": [
    {
      "date": "2026-10-04",
      "total": 75,
      "delta": 7,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-03",
      "total": 68,
      "delta": -6,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-02",
      "total": 74,
      "delta": 41,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-10-01",
      "total": 33,
      "delta": 5,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-30",
      "total": 28,
      "delta": 10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-29",
      "total": 18,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}