{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-failecho-failecho",
  "component": "failecho",
  "generated_at": "2026-11-06T01:28:41.453Z",
  "tracking_since": "2026-09-10",
  "counts": {
    "critical": 0,
    "security": 10,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a125b1-81ba-7d61-9e52-adf5d5fa8b74",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.80",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-10",
      "occurred_at": "2026-10-10 12:02:32.398294+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Stability (0.80 → pass)",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a125b1-81ba-7d61-9e52-adf5d5fa8b74"
    },
    {
      "id": "chg_01a0b360-60b3-7bf8-9621-a90ddcc49b44",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 07:17:12.56231+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0b360-60b3-7bf8-9621-a90ddcc49b44"
    },
    {
      "id": "chg_01a0b360-60b2-7c8c-a32b-582308088e3f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "report_tool_success",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "report_tool_success"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:17:12.56231+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “report_tool_success” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0b360-60b2-7c8c-a32b-582308088e3f"
    },
    {
      "id": "chg_01a0b360-60b1-7c41-ab70-625f7ddebd5c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "report_tool_failure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "report_tool_failure"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:17:12.56231+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “report_tool_failure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0b360-60b1-7c41-ab70-625f7ddebd5c"
    },
    {
      "id": "chg_01a0b360-60b0-7f24-83a8-06ae3ba6cbfc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "report_recovery_outcome",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "report_recovery_outcome"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:17:12.56231+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “report_recovery_outcome” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0b360-60b0-7f24-83a8-06ae3ba6cbfc"
    },
    {
      "id": "chg_01a0b360-60ae-71b9-8543-f43e77ec4c98",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_tool_failure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_tool_failure"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:17:12.56231+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “check_tool_failure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0b360-60ae-71b9-8543-f43e77ec4c98"
    },
    {
      "id": "chg_01a09ec6-210f-786b-b137-408dda3adbbe",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 07:16:19.629379+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a09ec6-210f-786b-b137-408dda3adbbe"
    },
    {
      "id": "chg_01a09aa6-ba3d-7be5-b363-deafbf144f42",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_tool_failure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_tool_failure"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 12:03:32.0996+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “check_tool_failure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a09aa6-ba3d-7be5-b363-deafbf144f42"
    },
    {
      "id": "chg_01a0947a-741b-7c1c-af4e-2a8b78203b16",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 07:17:28.159085+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0947a-741b-7c1c-af4e-2a8b78203b16"
    },
    {
      "id": "chg_01a0947a-7419-7135-8746-e08d92e8fa5f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_tool_failure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_tool_failure"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 07:17:28.159085+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “check_tool_failure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-failecho-failecho/failecho#chg-chg_01a0947a-7419-7135-8746-e08d92e8fa5f"
    }
  ],
  "days": [
    {
      "date": "2026-10-10",
      "total": 86,
      "delta": 3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-03",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 73,
        "to": 77,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 22,
          "to_days": 23
        },
        "partial": false,
        "compared_to": "2026-10-02",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 73 to 77. That category is still filling its 30-day observation window: 22 days of observed history at the previous scan, 23 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-28",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 21
    },
    {
      "date": "2026-09-14",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-13",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-12",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    }
  ]
}