{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "kaattaallaa-sketch-proofrail",
  "component": "drkdm4jd-8767",
  "generated_at": "2026-10-24T02:24:52.298Z",
  "tracking_since": "2026-09-29",
  "counts": {
    "critical": 0,
    "security": 18,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0fb22-39e8-7d3a-85eb-36ef3ae50de1",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 05:41:59.196663+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "HSTS header (pass → unverified)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0fb22-39e8-7d3a-85eb-36ef3ae50de1"
    },
    {
      "id": "chg_01a0fb22-39e9-767a-ab68-f61417c5b22c",
      "kind": "check.reason",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.unreachable",
      "from_value": "fail",
      "to_value": "fail",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 05:41:59.196663+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Transport (Transport check failed: declared streamable-http, but we couldn't connect to verify it.)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0fb22-39e9-767a-ab68-f61417c5b22c"
    },
    {
      "id": "chg_01a0fb22-39e9-7c36-b3c2-0ae74481a069",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "not_mcp",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "not_mcp"
      },
      "occurred_on": "2026-10-02",
      "occurred_at": "2026-10-02 05:41:59.196663+00",
      "observed_since": "2026-10-01",
      "source": "scan",
      "summary": "Endpoint reachability (not serving MCP → unreachable)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0fb22-39e9-7c36-b3c2-0ae74481a069"
    },
    {
      "id": "chg_01a0f5f2-3cde-704e-ae7a-1f323375f623",
      "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": "2026-10-01",
      "occurred_at": "2026-10-01 05:31:28.251714+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f5f2-3cde-704e-ae7a-1f323375f623"
    },
    {
      "id": "chg_01a0f5f2-3cde-7b0e-95fd-2179e0312238",
      "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": "2026-10-01",
      "occurred_at": "2026-10-01 05:31:28.251714+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f5f2-3cde-7b0e-95fd-2179e0312238"
    },
    {
      "id": "chg_01a0f5f2-3cdf-71c1-ba29-a0d0009b6b26",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.03",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-01",
      "occurred_at": "2026-10-01 05:31:28.251714+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Stability (0.03 → unverified)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f5f2-3cdf-71c1-ba29-a0d0009b6b26"
    },
    {
      "id": "chg_01a0f5f2-3cdf-763b-8bd0-8f1e5554d6c5",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-01",
      "occurred_at": "2026-10-01 05:31:28.251714+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Authorization (Authorisation not yet verified: we couldn't confirm whether this endpoint requires it.)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f5f2-3cdf-763b-8bd0-8f1e5554d6c5"
    },
    {
      "id": "chg_01a0f5f2-3ce0-779e-9782-2548d9774df2",
      "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": "2026-10-01",
      "occurred_at": "2026-10-01 05:31:28.251714+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f5f2-3ce0-779e-9782-2548d9774df2"
    },
    {
      "id": "chg_01a0f3e7-bf3f-7cb6-acff-0330dbcb272e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "mcp_release_preflight",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "mcp_release_preflight"
      },
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 20:00:46.277637+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Tool “mcp_release_preflight” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f3e7-bf3f-7cb6-acff-0330dbcb272e"
    },
    {
      "id": "chg_01a0f3e7-bf40-7909-bd75-9a864862bdfc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "proofrail_info",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "proofrail_info"
      },
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 20:00:46.277637+00",
      "observed_since": "2026-09-30",
      "source": "scan",
      "summary": "Tool “proofrail_info” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f3e7-bf40-7909-bd75-9a864862bdfc"
    },
    {
      "id": "chg_01a0f1ae-a60e-7b8a-ba5f-0761d8d82373",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "mcp_release_certify",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "mcp_release_certify"
      },
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 09:39:09.872843+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Tool “mcp_release_certify” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f1ae-a60e-7b8a-ba5f-0761d8d82373"
    },
    {
      "id": "chg_01a0f1ae-a610-7997-b63a-a1ef66877cdd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "quote_certification",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "quote_certification"
      },
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 09:39:09.872843+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Tool “quote_certification” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f1ae-a610-7997-b63a-a1ef66877cdd"
    },
    {
      "id": "chg_01a0f1ae-a611-786a-a7fb-78028872e8a5",
      "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": "2026-09-30",
      "occurred_at": "2026-09-30 09:39:09.872843+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f1ae-a611-786a-a7fb-78028872e8a5"
    },
    {
      "id": "chg_01a0f0d8-1e84-7e44-8e0e-a4763e9590c6",
      "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": "2026-09-30",
      "occurred_at": "2026-09-30 05:44:50.510938+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f0d8-1e84-7e44-8e0e-a4763e9590c6"
    },
    {
      "id": "chg_01a0f0d8-1e86-746a-a3ba-311a8fb46883",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 05:44:50.510938+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f0d8-1e86-746a-a3ba-311a8fb46883"
    },
    {
      "id": "chg_01a0f0d8-1e86-7988-bd91-672f0da2c773",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 05:44:50.510938+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "HSTS header (pass → unverified)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f0d8-1e86-7988-bd91-672f0da2c773"
    },
    {
      "id": "chg_01a0f0d8-1e86-7f2b-a950-140c116b36d5",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 05:44:50.510938+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Authorization (Authorisation not yet verified: we couldn't confirm whether this endpoint requires it.)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f0d8-1e86-7f2b-a950-140c116b36d5"
    },
    {
      "id": "chg_01a0f0d8-1e88-7c03-a452-9d1a2e0858a6",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-09-30",
      "occurred_at": "2026-09-30 05:44:50.510938+00",
      "observed_since": "2026-09-29",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/kaattaallaa-sketch-proofrail/drkdm4jd-8767#chg-chg_01a0f0d8-1e88-7c03-a452-9d1a2e0858a6"
    }
  ],
  "days": [
    {
      "date": "2026-10-13",
      "total": 0,
      "delta": -5,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-10-12",
      "total": 5,
      "delta": -5,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-10-10",
      "total": 10,
      "delta": -5,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-10-07",
      "total": 15,
      "delta": -5,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-10-04",
      "total": 20,
      "delta": -5,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    },
    {
      "date": "2026-10-02",
      "total": 25,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-10-01",
      "total": 25,
      "delta": -35,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-09-30",
      "total": 60,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 36
    }
  ]
}