{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "cyanheads-devops-status-mcp-server",
  "component": "devops-status",
  "generated_at": "2026-09-20T18:24:12.682Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 17,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0bf54-f6a1-7dd9-a1f2-dc5e45bf5233",
      "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": "2026-09-20",
      "occurred_at": "2026-09-20 15:00:10.680283+00",
      "observed_since": "2026-09-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_01a0bf54-f6a1-7dd9-a1f2-dc5e45bf5233"
    },
    {
      "id": "chg_01a08490-2481-7b15-9d4e-4a2ff63933ca",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:07:14.116216+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_01a08490-2481-7b15-9d4e-4a2ff63933ca"
    },
    {
      "id": "chg_01a0374f-cec1-701d-8b67-f72d7fb988c4",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 05:06:11.991404+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_01a0374f-cec1-701d-8b67-f72d7fb988c4"
    },
    {
      "id": "chg_019fea10-d3b4-7ef2-af3d-a016f2f3445b",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 05:06:39.085301+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fea10-d3b4-7ef2-af3d-a016f2f3445b"
    },
    {
      "id": "chg_019fea10-d3b6-7c47-9160-633816031cfd",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "6"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 05:06:39.085301+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 6 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fea10-d3b6-7c47-9160-633816031cfd"
    },
    {
      "id": "chg_019fea10-d3b6-736e-bf07-9e4067e4f2eb",
      "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": "2026-08-10",
      "occurred_at": "2026-08-10 05:06:39.085301+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fea10-d3b6-736e-bf07-9e4067e4f2eb"
    },
    {
      "id": "chg_019fdfc3-cfa9-77a0-9f38-6075b021618c",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.40",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 05:06:19.610884+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Stability (0.40 → unverified)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fdfc3-cfa9-77a0-9f38-6075b021618c"
    },
    {
      "id": "chg_019fdfc3-cfa7-75d2-84d3-49ce43c3e9ca",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "530",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 05:06:19.610884+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fdfc3-cfa7-75d2-84d3-49ce43c3e9ca"
    },
    {
      "id": "chg_019fdfc3-cfaf-79c7-b2e5-6f34057a8844",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 05:06:19.610884+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fdfc3-cfaf-79c7-b2e5-6f34057a8844"
    },
    {
      "id": "chg_019fdfc3-cfac-7456-a270-afa0b11e7f5e",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 05:06:19.610884+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fdfc3-cfac-7456-a270-afa0b11e7f5e"
    },
    {
      "id": "chg_019fdfc3-cfaa-7ca5-a08d-502417215390",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 05:06:19.610884+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fdfc3-cfaa-7ca5-a08d-502417215390"
    },
    {
      "id": "chg_019fb52a-0de5-7922-b2ea-1f33887d4c44",
      "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": "2026-07-30",
      "occurred_at": "2026-07-30 22:34:19.992981+00",
      "observed_since": "2026-07-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fb52a-0de5-7922-b2ea-1f33887d4c44"
    },
    {
      "id": "chg_019fb4f2-3bff-7097-a0a5-1517e955c229",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "devops_get_incidents",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "devops_get_incidents"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 21:33:21.779305+00",
      "observed_since": "2026-07-30",
      "source": "scan",
      "summary": "Tool “devops_get_incidents” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fb4f2-3bff-7097-a0a5-1517e955c229"
    },
    {
      "id": "chg_019fb4f2-3bfe-7b60-b0ec-9fd544865e4e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "devops_check_dns",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "devops_check_dns"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 21:33:21.779305+00",
      "observed_since": "2026-07-30",
      "source": "scan",
      "summary": "Tool “devops_check_dns” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fb4f2-3bfe-7b60-b0ec-9fd544865e4e"
    },
    {
      "id": "chg_019fb4f2-3bfe-7790-9223-e50a47b64bb7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "devops_check_certs",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "devops_check_certs"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 21:33:21.779305+00",
      "observed_since": "2026-07-30",
      "source": "scan",
      "summary": "Tool “devops_check_certs” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fb4f2-3bfe-7790-9223-e50a47b64bb7"
    },
    {
      "id": "chg_019fb4ba-6ae3-79cf-b952-1b3b335ec05c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "devops_watch_stack",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "devops_watch_stack"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 20:32:23.758647+00",
      "observed_since": "2026-07-30",
      "source": "scan",
      "summary": "Tool “devops_watch_stack” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fb4ba-6ae3-79cf-b952-1b3b335ec05c"
    },
    {
      "id": "chg_019fb4ba-6ae1-742f-be68-bba371067ac2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "devops_status_check",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "devops_status_check"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 20:32:23.758647+00",
      "observed_since": "2026-07-30",
      "source": "scan",
      "summary": "Tool “devops_status_check” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-devops-status-mcp-server/devops-status#chg-chg_019fb4ba-6ae1-742f-be68-bba371067ac2"
    }
  ],
  "days": [
    {
      "date": "2026-09-20",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-09",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-08",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-09-07",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-07",
      "total": 79,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-26",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-08-24",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-08-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}