{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "vessark-business-days-mcp",
  "component": "vessark",
  "generated_at": "2026-09-21T01:41:05.760Z",
  "tracking_since": "2026-07-27",
  "counts": {
    "critical": 0,
    "security": 10,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_019ff422-28b7-7172-8007-dc02614235c2",
      "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": "2026-08-12",
      "occurred_at": "2026-08-12 04:01:47.176928+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019ff422-28b7-7172-8007-dc02614235c2"
    },
    {
      "id": "chg_019ff422-28b8-71cb-ba79-95bd8c449951",
      "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": "2026-08-12",
      "occurred_at": "2026-08-12 04:01:47.176928+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "TLS certificate (pass → unverified)",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019ff422-28b8-71cb-ba79-95bd8c449951"
    },
    {
      "id": "chg_019ff422-28b8-7d54-9308-f276a175d7d4",
      "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": "2026-08-12",
      "occurred_at": "2026-08-12 04:01:47.176928+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019ff422-28b8-7d54-9308-f276a175d7d4"
    },
    {
      "id": "chg_019ff422-28b9-74ad-982d-74f8ba87a4eb",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.50",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 04:01:47.176928+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Stability (0.50 → unverified)",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019ff422-28b9-74ad-982d-74f8ba87a4eb"
    },
    {
      "id": "chg_019ff422-28b9-7b5e-8333-4386bbffdbbc",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 04:01:47.176928+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Authorization (Authorisation not yet verified: we couldn't confirm whether this endpoint requires it.)",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019ff422-28b9-7b5e-8333-4386bbffdbbc"
    },
    {
      "id": "chg_019ff422-28bb-7328-bd65-afd5a4e9ad6e",
      "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": "2026-08-12",
      "occurred_at": "2026-08-12 04:01:47.176928+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019ff422-28bb-7328-bd65-afd5a4e9ad6e"
    },
    {
      "id": "chg_019faa96-2cc5-7b0a-9e05-b69fd319539e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "first_business_day_of_month",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "first_business_day_of_month"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:16:36.409753+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “first_business_day_of_month” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019faa96-2cc5-7b0a-9e05-b69fd319539e"
    },
    {
      "id": "chg_019faa96-2cc7-7176-b653-231c6769026f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "last_business_day_of_month",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "last_business_day_of_month"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:16:36.409753+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “last_business_day_of_month” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019faa96-2cc7-7176-b653-231c6769026f"
    },
    {
      "id": "chg_019faa96-2cc8-7657-a446-0b2700cbfbb6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "next_business_day",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "next_business_day"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:16:36.409753+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “next_business_day” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019faa96-2cc8-7657-a446-0b2700cbfbb6"
    },
    {
      "id": "chg_019faa96-2cc9-7a45-990f-77358f69f958",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "previous_business_day",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "previous_business_day"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:16:36.409753+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “previous_business_day” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/vessark-business-days-mcp/vessark#chg-chg_019faa96-2cc9-7a45-990f-77358f69f958"
    }
  ],
  "days": [
    {
      "date": "2026-08-19",
      "total": 0,
      "delta": -14,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-08-18",
      "total": 14,
      "delta": -14,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-08-17",
      "total": 28,
      "delta": -13,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-08-16",
      "total": 41,
      "delta": -14,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-08-15",
      "total": 55,
      "delta": -14,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-08-12",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-08-11",
      "total": 69,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-09",
      "total": 67,
      "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": "2026-08-08",
        "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
    }
  ]
}