{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "ru-katalog-artistov-artists",
  "component": "katalog-artistov",
  "generated_at": "2026-11-05T13:05:49.863Z",
  "tracking_since": "2026-10-19",
  "counts": {
    "critical": 0,
    "security": 25,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1a56a-0d26-78be-acdb-91a21e4c7d4b",
      "kind": "check.reverified",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.inconclusive",
      "to_code": "headers.hsts_absent",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 07:15:53.234081+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "HSTS header (unverified → fail)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a56a-0d26-78be-acdb-91a21e4c7d4b"
    },
    {
      "id": "chg_01a1a56a-0d27-7a08-8349-2cbe4509420d",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.challenge_only",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 07:15:53.234081+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a56a-0d27-7a08-8349-2cbe4509420d"
    },
    {
      "id": "chg_01a1a56a-0d28-70ce-b04e-0cb51837da4d",
      "kind": "check.unverifiable",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.unreachable",
      "to_code": "transport.auth_gated",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 07:15:53.234081+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Transport (fail → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a56a-0d28-70ce-b04e-0cb51837da4d"
    },
    {
      "id": "chg_01a1a56a-0d28-767e-84f7-9691609a5343",
      "kind": "check.reverified",
      "family": "tls",
      "subject_kind": "check",
      "subject": "tls",
      "subject_child": "",
      "from_code": "tls.unreachable",
      "to_code": "tls.valid",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 07:15:53.234081+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "TLS certificate (unverified → pass)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a56a-0d28-767e-84f7-9691609a5343"
    },
    {
      "id": "chg_01a1a56a-0d28-7d1e-ba95-28f7c162ac07",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.auth_gated",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 07:15:53.234081+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool safety (Tool safety blocked by authentication: the endpoint requires auth we don't have to read its tools.)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a56a-0d28-7d1e-ba95-28f7c162ac07"
    },
    {
      "id": "chg_01a1a56a-0d2a-73a0-a79e-f64ce0267d52",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "unreachable",
      "to_value": "auth_gated",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "auth_gated",
        "from": "unreachable"
      },
      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 07:15:53.234081+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Endpoint reachability (unreachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a56a-0d2a-73a0-a79e-f64ce0267d52"
    },
    {
      "id": "chg_01a1a044-de4e-7807-91c9-f50c31553d83",
      "kind": "check.reverified",
      "family": "dnssec",
      "subject_kind": "check",
      "subject": "dnssec",
      "subject_child": "",
      "from_code": "dnssec.inconclusive",
      "to_code": "dnssec.absent",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 07:17:10.316295+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "DNSSEC (unverified → fail)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1a044-de4e-7807-91c9-f50c31553d83"
    },
    {
      "id": "chg_01a19b1d-a359-71cf-9b4a-e00783e4e252",
      "kind": "check.unverifiable",
      "family": "dnssec",
      "subject_kind": "check",
      "subject": "dnssec",
      "subject_child": "",
      "from_code": "dnssec.absent",
      "to_code": "dnssec.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "DNSSEC (fail → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a359-71cf-9b4a-e00783e4e252"
    },
    {
      "id": "chg_01a19b1d-a35a-7e7d-9859-37e1f155dade",
      "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": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35a-7e7d-9859-37e1f155dade"
    },
    {
      "id": "chg_01a19b1d-a35b-7534-b025-756491471b5d",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.43",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Stability (0.43 → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35b-7534-b025-756491471b5d"
    },
    {
      "id": "chg_01a19b1d-a35b-7a66-9a74-14a56a262b71",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.unreachable",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35b-7a66-9a74-14a56a262b71"
    },
    {
      "id": "chg_01a19b1d-a35c-7481-aa94-0ddd9f8b38c3",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35c-7481-aa94-0ddd9f8b38c3"
    },
    {
      "id": "chg_01a19b1d-a35c-7a19-86c4-9bf9f486c155",
      "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": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "TLS certificate (pass → unverified)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35c-7a19-86c4-9bf9f486c155"
    },
    {
      "id": "chg_01a19b1d-a35d-7912-bc84-8c527391e197",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35d-7912-bc84-8c527391e197"
    },
    {
      "id": "chg_01a19b1d-a35f-763e-aec3-f0802f02aa8c",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:16:13.255225+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a19b1d-a35f-763e-aec3-f0802f02aa8c"
    },
    {
      "id": "chg_01a190d0-210a-7a1d-a5a8-1eef7ac528e9",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 07:15:21.456855+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a190d0-210a-7a1d-a5a8-1eef7ac528e9"
    },
    {
      "id": "chg_01a18bab-e9dc-75b0-a100-c1f5ef568d54",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 07:17:41.951452+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a18bab-e9dc-75b0-a100-c1f5ef568d54"
    },
    {
      "id": "chg_01a18686-6073-7f11-85b4-5780d06add22",
      "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": "2026-10-29",
      "occurred_at": "2026-10-29 07:18:35.863904+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a18686-6073-7f11-85b4-5780d06add22"
    },
    {
      "id": "chg_01a1815e-350e-7d3b-972c-ae4936594581",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 07:16:37.229595+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1815e-350e-7d3b-972c-ae4936594581"
    },
    {
      "id": "chg_01a17712-2c8a-70b0-b13a-cbaf6f383ad7",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 07:17:22.167648+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a17712-2c8a-70b0-b13a-cbaf6f383ad7"
    },
    {
      "id": "chg_01a16cc4-c9d9-7c8e-9974-ae96a38ddc00",
      "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": "2026-10-24",
      "occurred_at": "2026-10-24 07:16:38.467544+00",
      "observed_since": "2026-10-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a16cc4-c9d9-7c8e-9974-ae96a38ddc00"
    },
    {
      "id": "chg_01a1679e-7ea0-7b22-898c-b92966dbe0cc",
      "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": "2026-10-23",
      "occurred_at": "2026-10-23 07:16:42.76635+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1679e-7ea0-7b22-898c-b92966dbe0cc"
    },
    {
      "id": "chg_01a16278-67c5-7ed6-ab58-57625fad7377",
      "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": "2026-10-22",
      "occurred_at": "2026-10-22 07:17:00.44198+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a16278-67c5-7ed6-ab58-57625fad7377"
    },
    {
      "id": "chg_01a15d52-00e6-7d75-a7cc-20024c88b865",
      "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": "2026-10-21",
      "occurred_at": "2026-10-21 07:16:57.68537+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a15d52-00e6-7d75-a7cc-20024c88b865"
    },
    {
      "id": "chg_01a1582b-85bf-7347-aa4b-edf0716de2ee",
      "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": "2026-10-20",
      "occurred_at": "2026-10-20 07:16:49.712802+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-katalog-artistov-artists/katalog-artistov#chg-chg_01a1582b-85bf-7347-aa4b-edf0716de2ee"
    }
  ],
  "days": [
    {
      "date": "2026-11-04",
      "total": 33,
      "delta": -41,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-11-03",
      "total": 74,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-11-02",
      "total": 74,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-11-01",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 40,
        "to": 43,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 12,
          "to_days": 13
        },
        "partial": false,
        "compared_to": "2026-10-31",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 40 to 43. That category is still filling its 30-day observation window: 12 days of observed history at the previous scan, 13 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-31",
      "total": 73,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-30",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-29",
      "total": 72,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-28",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}