{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-codepostalpro-postal-codes",
  "component": "api",
  "generated_at": "2026-09-29T18:11:15.936Z",
  "tracking_since": "2026-09-21",
  "counts": {
    "critical": 0,
    "security": 9,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0cd53-eb3f-78f1-9f28-e7e8c84522fa",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_countries",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_countries"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 08:13:43.912605+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “list_countries” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0cd53-eb3f-78f1-9f28-e7e8c84522fa"
    },
    {
      "id": "chg_01a0cd53-eb40-7697-abeb-d4a75ffa60b7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lookup_postal_code",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lookup_postal_code"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 08:13:43.912605+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “lookup_postal_code” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0cd53-eb40-7697-abeb-d4a75ffa60b7"
    },
    {
      "id": "chg_01a0cd53-eb40-7c8f-932c-60f422169ba3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_places",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_places"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 08:13:43.912605+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “search_places” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0cd53-eb40-7c8f-932c-60f422169ba3"
    },
    {
      "id": "chg_01a0cd53-eb41-733e-8d6a-27a88d2fb094",
      "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 08:13:43.912605+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-codepostalpro-postal-codes/api#chg-chg_01a0cd53-eb41-733e-8d6a-27a88d2fb094"
    },
    {
      "id": "chg_01a0caeb-5903-7481-9c73-098e2d720e45",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_countries",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_countries"
      },
      "occurred_on": "2026-09-22",
      "occurred_at": "2026-09-22 21:00:16.323522+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “list_countries” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0caeb-5903-7481-9c73-098e2d720e45"
    },
    {
      "id": "chg_01a0caeb-590f-74f0-8c32-d6636376a0f1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_places",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_places"
      },
      "occurred_on": "2026-09-22",
      "occurred_at": "2026-09-22 21:00:16.323522+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “search_places” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0caeb-590f-74f0-8c32-d6636376a0f1"
    },
    {
      "id": "chg_01a0caeb-5911-71c9-9178-d60962d739cd",
      "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": "2026-09-22",
      "occurred_at": "2026-09-22 21:00:16.323522+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-codepostalpro-postal-codes/api#chg-chg_01a0caeb-5911-71c9-9178-d60962d739cd"
    },
    {
      "id": "chg_01a0c82d-e1d6-7772-8698-fad528eec19c",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-22",
      "occurred_at": "2026-09-22 08:14:05.167415+00",
      "observed_since": "2026-09-21",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0c82d-e1d6-7772-8698-fad528eec19c"
    },
    {
      "id": "chg_01a0c82d-e1d9-77ae-9f6e-a19b429ffd1e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lookup_postal_code",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lookup_postal_code"
      },
      "occurred_on": "2026-09-22",
      "occurred_at": "2026-09-22 08:14:05.167415+00",
      "observed_since": "2026-09-21",
      "source": "scan",
      "summary": "Tool “lookup_postal_code” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-codepostalpro-postal-codes/api#chg-chg_01a0c82d-e1d9-77ae-9f6e-a19b429ffd1e"
    }
  ],
  "days": [
    {
      "date": "2026-09-29",
      "total": 71,
      "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": "2026-09-28",
        "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": "2026-09-28",
      "total": 70,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-27",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 17,
        "to": 20,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 5,
          "to_days": 6
        },
        "partial": false,
        "compared_to": "2026-09-26",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 17 to 20. That category is still filling its 30-day observation window: 5 days of observed history at the previous scan, 6 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-25",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 69,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 7,
        "to": 10,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 2,
          "to_days": 3
        },
        "partial": false,
        "compared_to": "2026-09-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 7 to 10. That category is still filling its 30-day observation window: 2 days of observed history at the previous scan, 3 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-23",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-09-22",
      "total": 67,
      "delta": 7,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 15
    },
    {
      "date": "2026-09-21",
      "total": 60,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}