{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-a2awire-benchmark-production-schedule-optimizer-v1",
  "component": "mcp-benchmarks-production-schedule-optimizer-v1-http",
  "generated_at": "2026-09-25T19:23:54.980Z",
  "tracking_since": "2026-09-06",
  "counts": {
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    "security": 14,
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    "cosmetic": 0
  },
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      "occurred_at": "2026-09-24 10:25:59.638846+00",
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      "source": "scan",
      "summary": "Tool “register” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0d2f3-5f88-7962-8005-b1580be9e17f"
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    {
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        "tool": "register"
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      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 10:24:19.359509+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “register” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0cdcb-7ac1-7c2b-8406-08c4b656f512"
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      "id": "chg_01a0be58-df01-7259-9a9f-8c24a4a1ed63",
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      "occurred_on": "2026-09-20",
      "occurred_at": "2026-09-20 10:24:50.122342+00",
      "observed_since": "2026-09-19",
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      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0be58-df01-7259-9a9f-8c24a4a1ed63"
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    {
      "id": "chg_01a0b931-bacc-7b14-b03a-44af8ad9e488",
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      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 10:23:59.160976+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Tool “a2awire_guide” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0b931-bacc-7b14-b03a-44af8ad9e488"
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    {
      "id": "chg_01a0b40b-e974-7aa3-8e0d-950b70879860",
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      "subject_kind": "check",
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      "from_code": "toolsafety.manipulation_clean",
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      "from_value": "pass",
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        "units": "24",
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      "occurred_at": "2026-09-18 10:24:34.13952+00",
      "observed_since": "2026-09-17",
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      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0b40b-e974-7aa3-8e0d-950b70879860"
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      "materiality": "security",
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      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 10:24:34.13952+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-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0b40b-e977-7ac6-aa3f-d7d95f678e97"
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      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 10:22:48.445377+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0a9bd-940a-7f07-9442-9558acb15e2a"
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    {
      "id": "chg_01a0a496-6f7d-7f05-a2ee-41eba76d1b87",
      "kind": "check.unverifiable",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_clean",
      "to_code": "toolsafety.manipulation_unjudged",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "units": "24",
        "judged": "23",
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      "occurred_on": "2026-09-15",
      "occurred_at": "2026-09-15 10:21:57.391638+00",
      "observed_since": "2026-09-14",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0a496-6f7d-7f05-a2ee-41eba76d1b87"
    },
    {
      "id": "chg_01a0a496-6f7f-7d6c-abdd-4169df25fc75",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-15",
      "occurred_at": "2026-09-15 10:21:57.391638+00",
      "observed_since": "2026-09-14",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0a496-6f7f-7d6c-abdd-4169df25fc75"
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    {
      "id": "chg_01a08ad0-58f4-7192-8887-85d86ba2797f",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "a2awire_guide",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "a2awire_guide"
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 10:15:02.82996+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “a2awire_guide” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a08ad0-58f4-7192-8887-85d86ba2797f"
    },
    {
      "id": "chg_01a08678-4ecd-775c-9d2e-a0a5ff8c0271",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "register",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "register"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 14:00:26.512952+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “register” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a08678-4ecd-775c-9d2e-a0a5ff8c0271"
    },
    {
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      "subject_kind": "server",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 14:00:26.512952+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a08678-4ecd-7e3e-9371-ba024aee806c"
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    {
      "id": "chg_01a0807c-64c1-7a9b-9f7d-5aedd8823951",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "benchmark_start_run",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "benchmark_start_run"
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 10:07:10.642424+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “benchmark_start_run” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0807c-64c1-7a9b-9f7d-5aedd8823951"
    },
    {
      "id": "chg_01a0807c-64c4-778b-b8ee-2739b9e18d36",
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      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:07:10.642424+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-a2awire-benchmark-production-schedule-optimizer-v1/mcp-benchmarks-production-schedule-optimizer-v1-http#chg-chg_01a0807c-64c4-778b-b8ee-2739b9e18d36"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 73,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-23",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-21",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 47,
        "to": 50,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 14,
          "to_days": 15
        },
        "partial": false,
        "compared_to": "2026-09-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 47 to 50. That category is still filling its 30-day observation window: 14 days of observed history at the previous scan, 15 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-20",
      "total": 71,
      "delta": 11,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-19",
      "total": 60,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 60,
      "delta": -10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-16",
      "total": 70,
      "delta": 11,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
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}