{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-a2awire-data-new-dataset-release-huggingface-tracker",
  "component": "mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http",
  "generated_at": "2026-09-20T23:54:59.711Z",
  "tracking_since": "2026-09-04",
  "counts": {
    "critical": 0,
    "security": 7,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b7e2-2377-79cd-b5af-358999b58629",
      "kind": "check.reverified",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_unjudged",
      "to_code": "toolsafety.manipulation_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "units": "17",
        "judged": "17"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 04:17:25.804415+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-a2awire-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a0b7e2-2377-79cd-b5af-358999b58629"
    },
    {
      "id": "chg_01a0b7e2-2379-7ceb-9c02-7363e836468c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "a2awire_guide",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "a2awire_guide"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 04:17:25.804415+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-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a0b7e2-2379-7ceb-9c02-7363e836468c"
    },
    {
      "id": "chg_01a0b7e2-237a-740b-9663-5125d1fdde49",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 04:17:25.804415+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a0b7e2-237a-740b-9663-5125d1fdde49"
    },
    {
      "id": "chg_01a0b2bb-6731-7aa8-9148-b6ba210b4b6a",
      "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": "17",
        "judged": "16",
        "reason": "partially_judged"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 04:17:00.980893+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-a2awire-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a0b2bb-6731-7aa8-9148-b6ba210b4b6a"
    },
    {
      "id": "chg_01a0b2bb-6736-7785-af45-d340b4ccfafa",
      "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 04:17:00.980893+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-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a0b2bb-6736-7785-af45-d340b4ccfafa"
    },
    {
      "id": "chg_01a08988-0499-7969-b17c-01e3197f04ed",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "a2awire_guide",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "a2awire_guide"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 04:16:27.657543+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-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a08988-0499-7969-b17c-01e3197f04ed"
    },
    {
      "id": "chg_01a07f32-bd97-70f6-b2f6-c1954c581016",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "data_session_open",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "data_session_open"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 04:07:06.779391+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “data_session_open” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-new-dataset-release-huggingface-tracker/mcp-data-huggingface-new-dataset-release-tracker-hfdatasets-47948f-http#chg-chg_01a07f32-bd97-70f6-b2f6-c1954c581016"
    }
  ],
  "days": [
    {
      "date": "2026-09-20",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 50,
        "to": 53,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 15,
          "to_days": 16
        },
        "partial": false,
        "compared_to": "2026-09-19",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 50 to 53. That category is still filling its 30-day observation window: 15 days of observed history at the previous scan, 16 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-19",
      "total": 71,
      "delta": 10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-09-18",
      "total": 61,
      "delta": -10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-17",
      "total": 71,
      "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": "2026-09-16",
        "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
    },
    {
      "date": "2026-09-15",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 33,
        "to": 37,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 10,
          "to_days": 11
        },
        "partial": false,
        "compared_to": "2026-09-14",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 33 to 37. That category is still filling its 30-day observation window: 10 days of observed history at the previous scan, 11 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-13",
      "total": 69,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 27,
        "to": 30,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 8,
          "to_days": 9
        },
        "partial": false,
        "compared_to": "2026-09-12",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-11",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 20,
        "to": 23,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 6,
          "to_days": 7
        },
        "partial": false,
        "compared_to": "2026-09-10",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 20 to 23. That category is still filling its 30-day observation window: 6 days of observed history at the previous scan, 7 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-10",
      "total": 67,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}