{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "org-walkably-walkably",
  "component": "mcp",
  "generated_at": "2026-11-05T10:47:22.816Z",
  "tracking_since": "2026-10-21",
  "counts": {
    "critical": 0,
    "security": 18,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1a00f-00a9-773a-b012-6dc7bbcc9a1c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "city_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "city_ranking"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 06:18:20.168356+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “city_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a1a00f-00a9-773a-b012-6dc7bbcc9a1c"
    },
    {
      "id": "chg_01a1a00f-00ab-75a4-87bf-8a860566e058",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "district_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "district_ranking"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 06:18:20.168356+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “district_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a1a00f-00ab-75a4-87bf-8a860566e058"
    },
    {
      "id": "chg_01a1a00f-00ab-7ebc-9ad0-863248827217",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "walkability_score",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "walkability_score"
      },
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 06:18:20.168356+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “walkability_score” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a1a00f-00ab-7ebc-9ad0-863248827217"
    },
    {
      "id": "chg_01a1a00f-00ac-7678-ba54-83a84f0db9b3",
      "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": "2026-11-03",
      "occurred_at": "2026-11-03 06:18:20.168356+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a1a00f-00ac-7678-ba54-83a84f0db9b3"
    },
    {
      "id": "chg_01a18f80-9916-719b-9b01-bc244bd01638",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "city_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "city_ranking"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 01:08:52.073051+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “city_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18f80-9916-719b-9b01-bc244bd01638"
    },
    {
      "id": "chg_01a18f80-9918-7937-991a-7caecdd67e87",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "district_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "district_ranking"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 01:08:52.073051+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “district_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18f80-9918-7937-991a-7caecdd67e87"
    },
    {
      "id": "chg_01a18f80-9919-741b-9933-2869dbdfd461",
      "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": "2026-10-31",
      "occurred_at": "2026-10-31 01:08:52.073051+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18f80-9919-741b-9933-2869dbdfd461"
    },
    {
      "id": "chg_01a18b74-3beb-7603-88d9-576ae6039557",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "city_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "city_ranking"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 06:16:52.944205+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “city_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18b74-3beb-7603-88d9-576ae6039557"
    },
    {
      "id": "chg_01a18126-14c5-7b4a-92ec-a189b766fdcd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "city_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "city_ranking"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 06:15:18.956929+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “city_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18126-14c5-7b4a-92ec-a189b766fdcd"
    },
    {
      "id": "chg_01a18126-14c6-7635-ba7e-44575fa827da",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "district_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "district_ranking"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 06:15:18.956929+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “district_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18126-14c6-7635-ba7e-44575fa827da"
    },
    {
      "id": "chg_01a18126-14c6-7bce-9605-eb62f0c30efe",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "walkability_score",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "walkability_score"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 06:15:18.956929+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “walkability_score” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18126-14c6-7bce-9605-eb62f0c30efe"
    },
    {
      "id": "chg_01a18126-14c7-7292-a66a-b4c7a498af19",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 06:15:18.956929+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a18126-14c7-7292-a66a-b4c7a498af19"
    },
    {
      "id": "chg_01a17bfd-9709-73d8-8647-f4e8a4b1aa72",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "district_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "district_ranking"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:12:59.25523+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “district_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a17bfd-9709-73d8-8647-f4e8a4b1aa72"
    },
    {
      "id": "chg_01a16764-252e-787d-8247-b5fe8ba6da8c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "city_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "city_ranking"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 06:12:58.770249+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "Tool “city_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a16764-252e-787d-8247-b5fe8ba6da8c"
    },
    {
      "id": "chg_01a16764-252f-777a-a4e0-1c6a1bb8fe08",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "district_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "district_ranking"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 06:12:58.770249+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "Tool “district_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a16764-252f-777a-a4e0-1c6a1bb8fe08"
    },
    {
      "id": "chg_01a16764-2530-70c9-b0ad-cb2d82624267",
      "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": "2026-10-23",
      "occurred_at": "2026-10-23 06:12:58.770249+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a16764-2530-70c9-b0ad-cb2d82624267"
    },
    {
      "id": "chg_01a1623e-b062-7d67-9ba6-54cb1beb1547",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "district_ranking",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "district_ranking"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 06:13:57.944173+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “district_ranking” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a1623e-b062-7d67-9ba6-54cb1beb1547"
    },
    {
      "id": "chg_01a1623e-b065-7897-bb04-27de5747f1cd",
      "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": "2026-10-22",
      "occurred_at": "2026-10-22 06:13:57.944173+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/org-walkably-walkably/mcp#chg-chg_01a1623e-b065-7897-bb04-27de5747f1cd"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "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": "2026-11-04",
        "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": "2026-11-03",
      "total": 71,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-11-01",
      "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": "2026-10-31",
        "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": "2026-10-31",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-10-30",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-29",
      "total": 69,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 23,
        "to": 27,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 7,
          "to_days": 8
        },
        "partial": false,
        "compared_to": "2026-10-28",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 23 to 27. That category is still filling its 30-day observation window: 7 days of observed history at the previous scan, 8 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-28",
      "total": 68,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-27",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}