{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-vuntum-mcp",
  "component": "vuntum",
  "generated_at": "2026-10-17T04:28:13.856Z",
  "tracking_since": "2026-10-03",
  "counts": {
    "critical": 0,
    "security": 25,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a118c2-ffa7-7ae2-baae-cd1d7e634ac8",
      "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": "2026-10-07",
      "occurred_at": "2026-10-07 23:46:27.838727+00",
      "observed_since": "2026-10-06",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a118c2-ffa7-7ae2-baae-cd1d7e634ac8"
    },
    {
      "id": "chg_01a118c3-00d6-7e63-8108-5999a834e843",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_robots_by_utility",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_robots_by_utility"
      },
      "occurred_on": "2026-10-07",
      "occurred_at": "2026-10-07 23:46:27.838727+00",
      "observed_since": "2026-10-06",
      "source": "scan",
      "summary": "Tool “find_robots_by_utility” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a118c3-00d6-7e63-8108-5999a834e843"
    },
    {
      "id": "chg_01a10ea2-c1f7-7a2b-9036-4c6b665dada4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_robots",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compare_robots"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “compare_robots” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c1f7-7a2b-9036-4c6b665dada4"
    },
    {
      "id": "chg_01a10ea2-c263-7298-969f-95cf41d12f58",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_home_robots",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "find_home_robots"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “find_home_robots” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c263-7298-969f-95cf41d12f58"
    },
    {
      "id": "chg_01a10ea2-c264-76a8-a04b-ecd32e7e5dc3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_programmable_robots",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_programmable_robots"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “find_programmable_robots” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c264-76a8-a04b-ecd32e7e5dc3"
    },
    {
      "id": "chg_01a10ea2-c387-77a8-ac8f-00b756e001a6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_robots_by_capability",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_robots_by_capability"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “find_robots_by_capability” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c387-77a8-ac8f-00b756e001a6"
    },
    {
      "id": "chg_01a10ea2-c388-7bf5-8598-09e9c4b2c50a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_robots_by_utility",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_robots_by_utility"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “find_robots_by_utility” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c388-7bf5-8598-09e9c4b2c50a"
    },
    {
      "id": "chg_01a10ea2-c38a-714d-8da1-c452f374aea3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_article",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_article"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_article” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c38a-714d-8da1-c452f374aea3"
    },
    {
      "id": "chg_01a10ea2-c515-7d0f-84cc-064243a7b1a3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_methodology",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_methodology"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_methodology” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c515-7d0f-84cc-064243a7b1a3"
    },
    {
      "id": "chg_01a10ea2-c5e0-7dea-aced-b816ade2bb27",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_recent_changes",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_recent_changes"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_recent_changes” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c5e0-7dea-aced-b816ade2bb27"
    },
    {
      "id": "chg_01a10ea2-c641-7c79-a971-e79caa5ff829",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_robot",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_robot"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_robot” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c641-7c79-a971-e79caa5ff829"
    },
    {
      "id": "chg_01a10ea2-c643-7dd2-ac76-49b7578ed5c9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_robot_availability",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_robot_availability"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_robot_availability” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c643-7dd2-ac76-49b7578ed5c9"
    },
    {
      "id": "chg_01a10ea2-c69c-7535-9391-5f1d6bf997e0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_robot_claims",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_robot_claims"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_robot_claims” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c69c-7535-9391-5f1d6bf997e0"
    },
    {
      "id": "chg_01a10ea2-c6a2-7e15-b39c-36056695c45b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_robot_prices",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_robot_prices"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_robot_prices” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c6a2-7e15-b39c-36056695c45b"
    },
    {
      "id": "chg_01a10ea2-c6ab-7259-ae70-80094f623cba",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_robot_sources",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_robot_sources"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “get_robot_sources” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c6ab-7259-ae70-80094f623cba"
    },
    {
      "id": "chg_01a10ea2-c8fa-7749-8a00-eed96e0c1166",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_open_source_projects",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_open_source_projects"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “search_open_source_projects” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c8fa-7749-8a00-eed96e0c1166"
    },
    {
      "id": "chg_01a10ea2-c959-78d9-aed5-fa273b0baf0c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_robots",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_robots"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “search_robots” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c959-78d9-aed5-fa273b0baf0c"
    },
    {
      "id": "chg_01a10ea2-c95e-7161-bd8c-c1da8a37dabe",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_site",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_site"
      },
      "occurred_on": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "Tool “search_site” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c95e-7161-bd8c-c1da8a37dabe"
    },
    {
      "id": "chg_01a10ea2-c960-75fe-a036-aa5acdb05ced",
      "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": "2026-10-06",
      "occurred_at": "2026-10-06 00:35:04.547169+00",
      "observed_since": "2026-10-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a10ea2-c960-75fe-a036-aa5acdb05ced"
    },
    {
      "id": "chg_01a1063e-65e5-7656-91aa-45ad43cc7383",
      "kind": "check.reverified",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.inconclusive",
      "to_code": "headers.hsts_absent",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 09:28:34.959254+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "HSTS header (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a1063e-65e5-7656-91aa-45ad43cc7383"
    },
    {
      "id": "chg_01a1063e-65e6-7266-b54d-d27c2c776338",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.unreachable",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 09:28:34.959254+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a1063e-65e6-7266-b54d-d27c2c776338"
    },
    {
      "id": "chg_01a1063e-65e6-7742-a642-0e6229405961",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 09:28:34.959254+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a1063e-65e6-7742-a642-0e6229405961"
    },
    {
      "id": "chg_01a1063e-65e6-7c36-ab12-db6d83c599f4",
      "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": "2026-10-04",
      "occurred_at": "2026-10-04 09:28:34.959254+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a1063e-65e6-7c36-ab12-db6d83c599f4"
    },
    {
      "id": "chg_01a1063e-65e7-723e-810b-9c066cf512b4",
      "kind": "check.reverified",
      "family": "tls",
      "subject_kind": "check",
      "subject": "tls",
      "subject_child": "",
      "from_code": "tls.unreachable",
      "to_code": "tls.valid",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 09:28:34.959254+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "TLS certificate (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a1063e-65e7-723e-810b-9c066cf512b4"
    },
    {
      "id": "chg_01a1063e-65e7-7b47-8a6f-7eb463c7a05c",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "17",
        "judged": "17"
      },
      "occurred_on": "2026-10-04",
      "occurred_at": "2026-10-04 09:28:34.959254+00",
      "observed_since": "2026-10-03",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/com-vuntum-mcp/vuntum#chg-chg_01a1063e-65e7-7b47-8a6f-7eb463c7a05c"
    }
  ],
  "days": [
    {
      "date": "2026-10-15",
      "total": 80,
      "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": "2026-10-14",
        "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": "2026-10-13",
      "total": 79,
      "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": "2026-10-12",
        "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": "2026-10-12",
      "total": 78,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 20,
        "to": 27,
        "delta": 7,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 6,
          "to_days": 8
        },
        "partial": false,
        "compared_to": "2026-10-10",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 20 to 27. That category is still filling its 30-day observation window: 6 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": "2026-10-09",
      "total": 77,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 10,
        "to": 17,
        "delta": 7,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 3,
          "to_days": 5
        },
        "partial": false,
        "compared_to": "2026-10-07",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 10 to 17. That category is still filling its 30-day observation window: 3 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": "2026-10-07",
      "total": 76,
      "delta": 3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-06",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 65
    },
    {
      "date": "2026-10-04",
      "total": 72,
      "delta": 66,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 13
    },
    {
      "date": "2026-10-03",
      "total": 6,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}