{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "io-gajo-url-shortener",
  "component": "gajo",
  "generated_at": "2026-10-25T19:43:13.153Z",
  "tracking_since": "2026-10-14",
  "counts": {
    "critical": 0,
    "security": 12,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a16c48-dd90-70ce-bea9-d6beaa7b78fa",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "update_app_link",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "update_app_link",
        "destructive": "true"
      },
      "occurred_on": "2026-10-24",
      "occurred_at": "2026-10-24 05:01:16.959974+00",
      "observed_since": "2026-10-23",
      "source": "scan",
      "summary": "New tool “update_app_link”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a16c48-dd90-70ce-bea9-d6beaa7b78fa"
    },
    {
      "id": "chg_01a16c48-dd9e-7983-a52a-7ec0564ff0cd",
      "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": "2026-10-24",
      "occurred_at": "2026-10-24 05:01:16.959974+00",
      "observed_since": "2026-10-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a16c48-dd9e-7983-a52a-7ec0564ff0cd"
    },
    {
      "id": "chg_01a161fc-339e-7a8b-8e15-1a37e255891f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deactivate_url",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deactivate_url"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 05:01:20.578894+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “deactivate_url” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a161fc-339e-7a8b-8e15-1a37e255891f"
    },
    {
      "id": "chg_01a161fc-339f-7d34-b4be-99eac99b359d",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "delete_url",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "delete_url",
        "destructive": "true"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 05:01:20.578894+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "New tool “delete_url”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a161fc-339f-7d34-b4be-99eac99b359d"
    },
    {
      "id": "chg_01a15cd5-ac6d-7159-bd44-9fd50ad9849e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_url",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_url"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 05:01:09.580303+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_url” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a15cd5-ac6d-7159-bd44-9fd50ad9849e"
    },
    {
      "id": "chg_01a15cd5-ac6d-791f-a281-a5a237298142",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_url_stats",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_url_stats"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 05:01:09.580303+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_url_stats” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a15cd5-ac6d-791f-a281-a5a237298142"
    },
    {
      "id": "chg_01a15cd5-ac6d-7d00-aca1-636737095a5c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_usage",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_usage"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 05:01:09.580303+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_usage” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a15cd5-ac6d-7d00-aca1-636737095a5c"
    },
    {
      "id": "chg_01a15cd5-ac6e-7261-bd47-18c020f9ee0b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_urls",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_urls"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 05:01:09.580303+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “list_urls” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a15cd5-ac6e-7261-bd47-18c020f9ee0b"
    },
    {
      "id": "chg_01a14a60-9094-769f-8640-1248703e0a06",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 15:00:04.592767+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a14a60-9094-769f-8640-1248703e0a06"
    },
    {
      "id": "chg_01a14a60-90a1-781e-84c5-5e0f3878b5b4",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_cimd",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 15:00:04.592767+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a14a60-90a1-781e-84c5-5e0f3878b5b4"
    },
    {
      "id": "chg_01a14a60-90d3-7912-9ba6-7fc6802e8b3e",
      "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": "2026-10-17",
      "occurred_at": "2026-10-17 15:00:04.592767+00",
      "observed_since": "2026-10-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a14a60-90d3-7912-9ba6-7fc6802e8b3e"
    },
    {
      "id": "chg_01a14316-e326-701e-9909-2d727a886c35",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_url_stats",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_url_stats"
      },
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 05:02:15.057928+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Tool “get_url_stats” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-gajo-url-shortener/gajo#chg-chg_01a14316-e326-701e-9909-2d727a886c35"
    }
  ],
  "days": [
    {
      "date": "2026-10-25",
      "total": 83,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-24",
      "total": 83,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-10-23",
      "total": 84,
      "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": "2026-10-22",
        "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": "2026-10-22",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-10-21",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-19",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 13,
        "to": 17,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 4,
          "to_days": 5
        },
        "partial": false,
        "compared_to": "2026-10-18",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 13 to 17. That category is still filling its 30-day observation window: 4 days of observed history at the previous scan, 5 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-17",
      "total": 80,
      "delta": 14,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 12
    },
    {
      "date": "2026-10-16",
      "total": 66,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    }
  ]
}