{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "ru-ploshadkin-venues",
  "component": "ploshadkin",
  "generated_at": "2026-11-06T07:34:50.192Z",
  "tracking_since": "2026-10-19",
  "counts": {
    "critical": 0,
    "security": 21,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1a5a2-6a8d-7e2a-abf1-1819d8037586",
      "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 08:17:27.112408+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "HSTS header (unverified → fail)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1a5a2-6a8d-7e2a-abf1-1819d8037586"
    },
    {
      "id": "chg_01a1a5a2-6a90-733c-a2cd-95f0ddd0da09",
      "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 08:17:27.112408+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1a5a2-6a90-733c-a2cd-95f0ddd0da09"
    },
    {
      "id": "chg_01a1a5a2-6a91-7d85-bc8c-118ba19d855d",
      "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 08:17:27.112408+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Transport (fail → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1a5a2-6a91-7d85-bc8c-118ba19d855d"
    },
    {
      "id": "chg_01a1a5a2-6a92-7366-942c-151bc4f0ef44",
      "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 08:17:27.112408+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "TLS certificate (unverified → pass)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1a5a2-6a92-7366-942c-151bc4f0ef44"
    },
    {
      "id": "chg_01a1a5a2-6a94-754a-b065-923ae8d1737d",
      "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 08:17:27.112408+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-ploshadkin-venues/ploshadkin#chg-chg_01a1a5a2-6a94-754a-b065-923ae8d1737d"
    },
    {
      "id": "chg_01a1a5a2-6a9b-765e-b443-b34b1d2fb617",
      "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 08:17:27.112408+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Endpoint reachability (unreachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1a5a2-6a9b-765e-b443-b34b1d2fb617"
    },
    {
      "id": "chg_01a1a07e-1429-7ca9-8f46-943a90c1d0c2",
      "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 08:19:39.662154+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "DNSSEC (unverified → fail)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1a07e-1429-7ca9-8f46-943a90c1d0c2"
    },
    {
      "id": "chg_01a19b54-27fb-7b5b-b517-853fc7ad51e0",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "DNSSEC (fail → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fb-7b5b-b517-853fc7ad51e0"
    },
    {
      "id": "chg_01a19b54-27fc-7baa-91ab-c09ef0700e58",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fc-7baa-91ab-c09ef0700e58"
    },
    {
      "id": "chg_01a19b54-27fd-7585-8538-591cce4cfc6f",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Stability (0.43 → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fd-7585-8538-591cce4cfc6f"
    },
    {
      "id": "chg_01a19b54-27fd-7a9a-98c9-bf35187cccd3",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fd-7a9a-98c9-bf35187cccd3"
    },
    {
      "id": "chg_01a19b54-27fe-7142-ab25-c9aa033c24ff",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fe-7142-ab25-c9aa033c24ff"
    },
    {
      "id": "chg_01a19b54-27fe-757d-9170-c23d7d4c0f7a",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "TLS certificate (pass → unverified)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fe-757d-9170-c23d7d4c0f7a"
    },
    {
      "id": "chg_01a19b54-27fe-7b4f-b470-2fec41dd2725",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-27fe-7b4f-b470-2fec41dd2725"
    },
    {
      "id": "chg_01a19b54-2800-7bb2-82c3-9565847bc7ce",
      "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 08:15:46.152733+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a19b54-2800-7bb2-82c3-9565847bc7ce"
    },
    {
      "id": "chg_01a1962f-3508-7d38-8c62-f1d5fbcaeca4",
      "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": "2026-11-01",
      "occurred_at": "2026-11-01 08:17:18.583567+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ru-ploshadkin-venues/ploshadkin#chg-chg_01a1962f-3508-7d38-8c62-f1d5fbcaeca4"
    },
    {
      "id": "chg_01a19107-d53e-7849-9079-82e4a067dddd",
      "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 08:16:12.071981+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-ploshadkin-venues/ploshadkin#chg-chg_01a19107-d53e-7849-9079-82e4a067dddd"
    },
    {
      "id": "chg_01a18be2-669b-71e4-bb44-6e4b3b755fbb",
      "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 08:17:12.826512+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-ploshadkin-venues/ploshadkin#chg-chg_01a18be2-669b-71e4-bb44-6e4b3b755fbb"
    },
    {
      "id": "chg_01a18193-846e-77d6-a7c0-32dc352d5b33",
      "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 08:14:50.963444+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-ploshadkin-venues/ploshadkin#chg-chg_01a18193-846e-77d6-a7c0-32dc352d5b33"
    },
    {
      "id": "chg_01a162af-6189-7bfd-b750-f233322c7958",
      "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 08:17:03.325527+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-ploshadkin-venues/ploshadkin#chg-chg_01a162af-6189-7bfd-b750-f233322c7958"
    },
    {
      "id": "chg_01a15d8a-23de-7690-a202-bd5d33451999",
      "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 08:18:16.650862+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-ploshadkin-venues/ploshadkin#chg-chg_01a15d8a-23de-7690-a202-bd5d33451999"
    }
  ],
  "days": [
    {
      "date": "2026-11-04",
      "total": 33,
      "delta": -40,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-11-03",
      "total": 73,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-11-02",
      "total": 73,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-11-01",
      "total": 73,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-31",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-30",
      "total": 72,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-29",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 30,
        "to": 33,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 9,
          "to_days": 10
        },
        "partial": false,
        "compared_to": "2026-10-28",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 30 to 33. That category is still filling its 30-day observation window: 9 days of observed history at the previous scan, 10 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-28",
      "total": 71,
      "delta": 0,
      "tracked": true,
      "explained": true,
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}