{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "app-ottodata-otto",
  "component": "api",
  "generated_at": "2026-09-24T03:13:22.697Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 2,
    "security": 19,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a09f5c-c413-7566-87c6-f5fb517c674a",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 10:00:51.283916+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a09f5c-c413-7566-87c6-f5fb517c674a"
    },
    {
      "id": "chg_01a066b6-eec0-7b8a-a2d4-eb0e626b1663",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "execute_onchain_swap"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 10:00:59.6919+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a066b6-eec0-7b8a-a2d4-eb0e626b1663"
    },
    {
      "id": "chg_01a066b6-eec9-75ab-b737-001fe4f163c3",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 10:00:59.6919+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a066b6-eec9-75ab-b737-001fe4f163c3"
    },
    {
      "id": "chg_01a066b6-eeca-7bcf-a7da-faf4f2b496fe",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 10:00:59.6919+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a066b6-eeca-7bcf-a7da-faf4f2b496fe"
    },
    {
      "id": "chg_01a066b6-eecb-753d-8132-3e6ffc252ec4",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 10:00:59.6919+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a066b6-eecb-753d-8132-3e6ffc252ec4"
    },
    {
      "id": "chg_01a066b6-eecb-7bf7-8e86-e5c67bc3c6c7",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.stable",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 10:00:59.6919+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a066b6-eecb-7bf7-8e86-e5c67bc3c6c7"
    },
    {
      "id": "chg_01a06190-8d8a-7c84-a64e-21559174fb15",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.insufficient_history",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:00:58.242848+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a06190-8d8a-7c84-a64e-21559174fb15"
    },
    {
      "id": "chg_01a06190-8d8b-7ecb-baa4-7c7f56f37e4a",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:00:58.242848+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a06190-8d8b-7ecb-baa4-7c7f56f37e4a"
    },
    {
      "id": "chg_01a06190-8d8c-7c05-8e7d-d62e76180c78",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "503",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:00:58.242848+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a06190-8d8c-7c05-8e7d-d62e76180c78"
    },
    {
      "id": "chg_01a06190-8d8d-7add-89b3-ba951e01d853",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:00:58.242848+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a06190-8d8d-7add-89b3-ba951e01d853"
    },
    {
      "id": "chg_01a06190-8d8e-7329-94f2-a4c7fca1fb26",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:00:58.242848+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a06190-8d8e-7329-94f2-a4c7fca1fb26"
    },
    {
      "id": "chg_01a06190-8d8f-7a4f-8941-65d0bf6da37e",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:00:58.242848+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a06190-8d8f-7a4f-8941-65d0bf6da37e"
    },
    {
      "id": "chg_01a0385d-d033-7589-9806-6e8aa6a6af77",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 10:01:07.188734+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a0385d-d033-7589-9806-6e8aa6a6af77"
    },
    {
      "id": "chg_01a004e0-badb-762a-9351-1b197b426ba7",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "execute_onchain_swap"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 10:03:51.859556+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a004e0-badb-762a-9351-1b197b426ba7"
    },
    {
      "id": "chg_01a004e0-badc-775a-984f-7f409eea0921",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 10:03:51.859556+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a004e0-badc-775a-984f-7f409eea0921"
    },
    {
      "id": "chg_01a004e0-badd-7374-b333-194f2974f7be",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 10:03:51.859556+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_01a004e0-badd-7374-b333-194f2974f7be"
    },
    {
      "id": "chg_019fdbad-8d7f-7091-8567-2ad4579490c2",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.37",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 10:03:32.072707+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Stability (0.37 → unverified)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_019fdbad-8d7f-7091-8567-2ad4579490c2"
    },
    {
      "id": "chg_019fdbad-8d80-7c03-8402-73caccb11055",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 10:03:32.072707+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_019fdbad-8d80-7c03-8402-73caccb11055"
    },
    {
      "id": "chg_019fdbad-8d81-71f8-b214-452b29e06eaa",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "503",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 10:03:32.072707+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_019fdbad-8d81-71f8-b214-452b29e06eaa"
    },
    {
      "id": "chg_019fdbad-8d82-718b-b146-6af8e8367be7",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 10:03:32.072707+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_019fdbad-8d82-718b-b146-6af8e8367be7"
    },
    {
      "id": "chg_019fdbad-8d83-7c59-8134-40173b89806d",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 10:03:32.072707+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/app-ottodata-otto/api#chg-chg_019fdbad-8d83-7c59-8134-40173b89806d"
    }
  ],
  "days": [
    {
      "date": "2026-09-14",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-12",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 90,
        "to": 93,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 27,
          "to_days": 28
        },
        "partial": false,
        "compared_to": "2026-09-11",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-10",
      "total": 78,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 83,
        "to": 87,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 25,
          "to_days": 26
        },
        "partial": false,
        "compared_to": "2026-09-09",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-07",
      "total": 77,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 73,
        "to": 77,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 22,
          "to_days": 23
        },
        "partial": false,
        "compared_to": "2026-09-06",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 73 to 77. That category is still filling its 30-day observation window: 22 days of observed history at the previous scan, 23 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-06",
      "total": 76,
      "delta": -4,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-03",
      "total": 80,
      "delta": 57,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    },
    {
      "date": "2026-09-02",
      "total": 23,
      "delta": -57,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-08-26",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}