{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-a2awire-data-us-weather-alerts-nws",
  "component": "mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http",
  "generated_at": "2026-09-25T18:59:03.395Z",
  "tracking_since": "2026-09-02",
  "counts": {
    "critical": 0,
    "security": 17,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0d12a-547d-745c-b02f-c6778154a5d1",
      "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": "2026-09-24",
      "occurred_at": "2026-09-24 02:06:47.336157+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0d12a-547d-745c-b02f-c6778154a5d1"
    },
    {
      "id": "chg_01a0d12a-547e-7794-8e43-1e151db9dd80",
      "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": "2026-09-24",
      "occurred_at": "2026-09-24 02:06:47.336157+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0d12a-547e-7794-8e43-1e151db9dd80"
    },
    {
      "id": "chg_01a0cc03-91a8-7ea6-81c4-52493f685b9d",
      "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": "2026-09-23",
      "occurred_at": "2026-09-23 02:06:21.015833+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0cc03-91a8-7ea6-81c4-52493f685b9d"
    },
    {
      "id": "chg_01a0cc03-91aa-7b9c-ab9b-08da2f22a39a",
      "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 02:06:21.015833+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-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0cc03-91aa-7b9c-ab9b-08da2f22a39a"
    },
    {
      "id": "chg_01a0b76a-b874-7e46-8362-96919bec123f",
      "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 02:06:59.662768+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-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0b76a-b874-7e46-8362-96919bec123f"
    },
    {
      "id": "chg_01a0b76a-b875-7c64-ad19-42b10e83dae3",
      "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 02:06:59.662768+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-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0b76a-b875-7c64-ad19-42b10e83dae3"
    },
    {
      "id": "chg_01a0b244-eee2-76c1-8049-2af8e283ea22",
      "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 02:07:37.049206+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-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a0b244-eee2-76c1-8049-2af8e283ea22"
    },
    {
      "id": "chg_01a08e34-5497-713b-a1f3-9fa7dc8a6355",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 02:03:09.272336+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “a2awire_guide” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a08e34-5497-713b-a1f3-9fa7dc8a6355"
    },
    {
      "id": "chg_01a07ec1-9e8f-7f3a-9910-a145c797bdb1",
      "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 02:03:33.327501+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-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a07ec1-9e8f-7f3a-9910-a145c797bdb1"
    },
    {
      "id": "chg_01a06f4d-c81c-7a58-997c-957b815037e3",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 02:02:43.551791+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “a2awire_guide” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a06f4d-c81c-7a58-997c-957b815037e3"
    },
    {
      "id": "chg_01a064ff-a93d-799c-8381-ee43d9b18335",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a93d-799c-8381-ee43d9b18335"
    },
    {
      "id": "chg_01a064ff-a93f-7627-aea4-fac14de6603d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "data_preview",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "data_preview"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “data_preview” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a93f-7627-aea4-fac14de6603d"
    },
    {
      "id": "chg_01a064ff-a93f-7afe-9896-915808596dd2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "data_session_fund",
      "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_fund"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “data_session_fund” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a93f-7afe-9896-915808596dd2"
    },
    {
      "id": "chg_01a064ff-a940-785d-8dd0-8c3d256d064a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "data_session_funding_package",
      "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_funding_package"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “data_session_funding_package” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a940-785d-8dd0-8c3d256d064a"
    },
    {
      "id": "chg_01a064ff-a941-70f9-b603-0c82c43c20cb",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "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-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a941-70f9-b603-0c82c43c20cb"
    },
    {
      "id": "chg_01a064ff-a941-76a5-a300-73d40c12c36a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "data_session_query",
      "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_query"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “data_session_query” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a941-76a5-a300-73d40c12c36a"
    },
    {
      "id": "chg_01a064ff-a941-7b2d-9cea-ef6223f3d719",
      "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"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:01:11.680453+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “register” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-a2awire-data-us-weather-alerts-nws/mcp-data-usweather-us-weather-alerts-nws-active-ca26b1-http#chg-chg_01a064ff-a941-7b2d-9cea-ef6223f3d719"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 74,
      "delta": 10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-23",
      "total": 64,
      "delta": -9,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-21",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 60,
        "to": 63,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 18,
          "to_days": 19
        },
        "partial": false,
        "compared_to": "2026-09-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 60 to 63. That category is still filling its 30-day observation window: 18 days of observed history at the previous scan, 19 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-19",
      "total": 72,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-18",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-16",
      "total": 71,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 43,
        "to": 47,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 13,
          "to_days": 14
        },
        "partial": false,
        "compared_to": "2026-09-15",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 43 to 47. That category is still filling its 30-day observation window: 13 days of observed history at the previous scan, 14 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-14",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 37,
        "to": 40,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 11,
          "to_days": 12
        },
        "partial": false,
        "compared_to": "2026-09-13",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 37 to 40. That category is still filling its 30-day observation window: 11 days of observed history at the previous scan, 12 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}