{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "town-argus-argus",
  "component": "api",
  "generated_at": "2026-10-23T02:11:09.755Z",
  "tracking_since": "2026-10-17",
  "counts": {
    "critical": 0,
    "security": 8,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a16122-1d81-7c13-9610-17549d52dd4a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "connect_provider",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "connect_provider"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 01:03:08.12103+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “connect_provider” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a16122-1d81-7c13-9610-17549d52dd4a"
    },
    {
      "id": "chg_01a16122-1d83-7065-81e5-ec0e84ad3934",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_cost_accuracy",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_cost_accuracy"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 01:03:08.12103+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “get_cost_accuracy” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a16122-1d83-7065-81e5-ec0e84ad3934"
    },
    {
      "id": "chg_01a16122-1d83-75aa-935f-ee17eb362c5e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_overview",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_overview"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 01:03:08.12103+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “get_overview” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a16122-1d83-75aa-935f-ee17eb362c5e"
    },
    {
      "id": "chg_01a16122-1d84-71b1-a477-5730c416cd2e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_provider",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_provider"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 01:03:08.12103+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “get_provider” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a16122-1d84-71b1-a477-5730c416cd2e"
    },
    {
      "id": "chg_01a151ad-fec1-7056-9f62-04dda7d4ca97",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.none_undeclared",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "10"
      },
      "occurred_on": "2026-10-19",
      "occurred_at": "2026-10-19 01:01:59.85487+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a151ad-fec1-7056-9f62-04dda7d4ca97"
    },
    {
      "id": "chg_01a151ad-fec1-7dd0-b12d-600c222c9653",
      "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": "streamable-http"
      },
      "occurred_on": "2026-10-19",
      "occurred_at": "2026-10-19 01:01:59.85487+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "Transport (unverified → pass)",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a151ad-fec1-7dd0-b12d-600c222c9653"
    },
    {
      "id": "chg_01a151ad-fec3-712b-8fbf-fc2c72c3a816",
      "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": "2026-10-19",
      "occurred_at": "2026-10-19 01:01:59.85487+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a151ad-fec3-712b-8fbf-fc2c72c3a816"
    },
    {
      "id": "chg_01a151ad-fec3-7879-8b74-970737dc597c",
      "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": "10",
        "judged": "10"
      },
      "occurred_on": "2026-10-19",
      "occurred_at": "2026-10-19 01:01:59.85487+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/town-argus-argus/api#chg-chg_01a151ad-fec3-7879-8b74-970737dc597c"
    }
  ],
  "days": [
    {
      "date": "2026-10-22",
      "total": 58,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-10-21",
      "total": 57,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 3,
        "to": 7,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 1,
          "to_days": 2
        },
        "partial": false,
        "compared_to": "2026-10-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 3 to 7. That category is still filling its 30-day observation window: 1 days of observed history at the previous scan, 2 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-20",
      "total": 56,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-19",
      "total": 56,
      "delta": 28,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-10-17",
      "total": 28,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}