{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-harpd-agent-data",
  "component": "api",
  "generated_at": "2026-09-29T18:46:23.156Z",
  "tracking_since": "2026-09-18",
  "counts": {
    "critical": 0,
    "security": 6,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0cc81-7f34-7241-a015-1e061560584f",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.13",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "5",
        "added": "3",
        "breaks": "0",
        "removed": "3",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 04:23:53.832545+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Stability (0.13 → fail)",
      "link": "https://verifymcp.io/servers/com-harpd-agent-data/api#chg-chg_01a0cc81-7f34-7241-a015-1e061560584f"
    },
    {
      "id": "chg_01a0cc81-7f35-7150-a780-9e0f991863b6",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_products",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "compare_products"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 04:23:53.832545+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “compare_products” was removed",
      "link": "https://verifymcp.io/servers/com-harpd-agent-data/api#chg-chg_01a0cc81-7f35-7150-a780-9e0f991863b6"
    },
    {
      "id": "chg_01a0cc81-7f35-76fe-8ac9-19a1ebf609e4",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "optimize_model",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "optimize_model"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 04:23:53.832545+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “optimize_model” was removed",
      "link": "https://verifymcp.io/servers/com-harpd-agent-data/api#chg-chg_01a0cc81-7f35-76fe-8ac9-19a1ebf609e4"
    },
    {
      "id": "chg_01a0cc81-7f35-7c1e-a5d3-004196dee671",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "research_products",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "research_products"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 04:23:53.832545+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “research_products” was removed",
      "link": "https://verifymcp.io/servers/com-harpd-agent-data/api#chg-chg_01a0cc81-7f35-7c1e-a5d3-004196dee671"
    },
    {
      "id": "chg_01a0cc81-7f36-7e60-b6d7-627bc5e5f062",
      "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": "2026-09-23",
      "occurred_at": "2026-09-23 04:23:53.832545+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-harpd-agent-data/api#chg-chg_01a0cc81-7f36-7e60-b6d7-627bc5e5f062"
    },
    {
      "id": "chg_01a0cc81-7f37-732c-8bb9-7d9e709504e8",
      "kind": "server.breaking_without_version_bump",
      "family": "",
      "subject_kind": "server",
      "subject": "1.0.0",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "1.0.0",
      "to_value": "1.0.0",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "removed": "3",
        "version": "1.0.0",
        "breaking": "0"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 04:23:53.832545+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "A breaking change shipped without a version bump (still 1.0.0)",
      "link": "https://verifymcp.io/servers/com-harpd-agent-data/api#chg-chg_01a0cc81-7f37-732c-8bb9-7d9e709504e8"
    }
  ],
  "days": [
    {
      "date": "2026-09-28",
      "total": 64,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
      "total": 64,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-23",
      "total": 64,
      "delta": -3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-22",
      "total": 67,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 10,
        "to": 13,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 3,
          "to_days": 4
        },
        "partial": false,
        "compared_to": "2026-09-21",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 10 to 13. That category is still filling its 30-day observation window: 3 days of observed history at the previous scan, 4 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-20",
      "total": 66,
      "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": "2026-09-19",
        "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": "2026-09-19",
      "total": 65,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 65,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}