{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "it-letmediff-mcp",
  "component": "letmediff",
  "generated_at": "2026-09-27T02:37:01.109Z",
  "tracking_since": "2026-07-27",
  "counts": {
    "critical": 0,
    "security": 25,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b8fb-cd00-77d4-8330-a3d61c89fec7",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 09:25:04.856078+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a0b8fb-cd00-77d4-8330-a3d61c89fec7"
    },
    {
      "id": "chg_01a094ef-3922-7ecf-8b47-3cb78821e2c0",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.tree_partial",
      "to_code": "cve.none",
      "from_value": "partial",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "98",
        "assessed": "99",
        "resolved": "98",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 09:25:00.578793+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Known CVEs (partial → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a094ef-3922-7ecf-8b47-3cb78821e2c0"
    },
    {
      "id": "chg_01a08aa3-e479-71b9-825c-7718d5bf9df1",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.none",
      "to_code": "cve.tree_partial",
      "from_value": "pass",
      "to_value": "partial",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "seen": "103",
        "assessed": "97",
        "resolved": "96",
        "unresolved": "7",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 09:26:31.382986+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Known CVEs (pass → partial)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a08aa3-e479-71b9-825c-7718d5bf9df1"
    },
    {
      "id": "chg_01a06bb7-f46d-76af-8249-09c4e794b812",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "98",
        "assessed": "99",
        "resolved": "98",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 09:20:12.643741+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a06bb7-f46d-76af-8249-09c4e794b812"
    },
    {
      "id": "chg_01a066f0-900e-70d6-b760-80bddc217317",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.sandbox_pending",
      "from_value": "0.43",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:03:56.592387+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Stability (0.43 → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a066f0-900e-70d6-b760-80bddc217317"
    },
    {
      "id": "chg_01a066f0-9011-7128-ba8c-62c6c7eba212",
      "kind": "check.unverifiable",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.none",
      "to_code": "cve.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "root_version_missing"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:03:56.592387+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Known CVEs (pass → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a066f0-9011-7128-ba8c-62c6c7eba212"
    },
    {
      "id": "chg_01a066f0-9011-7800-99fd-d76b0680a037",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.sandbox_tools_unlisted",
      "to_code": "toolsafety.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:03:56.592387+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool safety (Tool safety not yet verified: we do not have a sandbox capture of the tool definitions this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a066f0-9011-7800-99fd-d76b0680a037"
    },
    {
      "id": "chg_01a04283-a88e-758f-bdc3-8254d6e7db65",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 09:18:39.671041+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_01a04283-a88e-758f-bdc3-8254d6e7db65"
    },
    {
      "id": "chg_019fe0a8-0d58-7c5e-8a4e-238b025a2843",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.tree_partial",
      "to_code": "cve.none",
      "from_value": "partial",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "97",
        "assessed": "98",
        "resolved": "97",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 09:15:37.666047+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Known CVEs (partial → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fe0a8-0d58-7c5e-8a4e-238b025a2843"
    },
    {
      "id": "chg_019fc48b-4023-7891-9f07-3df696558ded",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:14:48.067018+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fc48b-4023-7891-9f07-3df696558ded"
    },
    {
      "id": "chg_019fc48b-4024-7e22-82cd-b7e344dc48cc",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "repo": "paoloricciuti/letmediff"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:14:48.067018+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Provenance (unverified → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fc48b-4024-7e22-82cd-b7e344dc48cc"
    },
    {
      "id": "chg_019fc48b-4025-777c-9bb0-441a567891fa",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.tree_partial",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "104",
        "assessed": "96",
        "resolved": "95",
        "unresolved": "9",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:14:48.067018+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Known CVEs (unverified → partial)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fc48b-4025-777c-9bb0-441a567891fa"
    },
    {
      "id": "chg_019fc48b-4026-78a1-8406-cb5668fc2025",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": null,
      "to_value": "paoloricciuti/letmediff",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "paoloricciuti/letmediff",
        "from": ""
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:14:48.067018+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The attested source repository moved (paoloricciuti/letmediff)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fc48b-4026-78a1-8406-cb5668fc2025"
    },
    {
      "id": "chg_019fc48b-4027-70dc-9702-9f7a2bd4233a",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "status": "unreachable"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:14:48.067018+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: our sandbox run of this package did not complete, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fc48b-4027-70dc-9702-9f7a2bd4233a"
    },
    {
      "id": "chg_019fc38e-968d-7584-b654-0798bc02366f",
      "kind": "check.reverified",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_inconclusive",
      "to_code": "supplychain.malware_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 17:38:49.59754+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fc38e-968d-7584-b654-0798bc02366f"
    },
    {
      "id": "chg_019fbe85-8dff-7113-8289-b52ec2b6ef29",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 18:10:51.507654+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fbe85-8dff-7113-8289-b52ec2b6ef29"
    },
    {
      "id": "chg_019fb17d-5d4a-7276-afa0-a8ad48785336",
      "kind": "check.unverifiable",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.verified",
      "to_code": "provenance.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 05:26:50.945709+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Provenance (pass → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fb17d-5d4a-7276-afa0-a8ad48785336"
    },
    {
      "id": "chg_019fb17d-5d4a-7c30-a950-00a2a69ffcd5",
      "kind": "check.unverifiable",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.tree_partial",
      "to_code": "cve.inconclusive",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "resolver_unavailable"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 05:26:50.945709+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Known CVEs (partial → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fb17d-5d4a-7c30-a950-00a2a69ffcd5"
    },
    {
      "id": "chg_019fb17d-5d4b-71cb-9336-30a0c76bec3e",
      "kind": "check.unverifiable",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_clean",
      "to_code": "supplychain.malware_inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 05:26:50.945709+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fb17d-5d4b-71cb-9336-30a0c76bec3e"
    },
    {
      "id": "chg_019fb17d-5d4b-775d-82eb-8dd9e6fc80d0",
      "kind": "check.unverifiable",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.none",
      "to_code": "installscript.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 05:26:50.945709+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Install scripts (pass → unverified)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fb17d-5d4b-775d-82eb-8dd9e6fc80d0"
    },
    {
      "id": "chg_019fb17d-5d4b-7c06-a1b5-21c1ee4d3423",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.verified",
      "to_code": "provenance.inconclusive",
      "from_value": "paoloricciuti/letmediff",
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "",
        "from": "paoloricciuti/letmediff"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 05:26:50.945709+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "The attested source repository moved (paoloricciuti/letmediff)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019fb17d-5d4b-7c06-a1b5-21c1ee4d3423"
    },
    {
      "id": "chg_019faa8b-31f9-79a0-b093-4ece40e4bb58",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:04:36.849678+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019faa8b-31f9-79a0-b093-4ece40e4bb58"
    },
    {
      "id": "chg_019faa8b-31fa-7017-be77-0f521333ccac",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "repo": "paoloricciuti/letmediff"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:04:36.849678+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Provenance (unverified → pass)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019faa8b-31fa-7017-be77-0f521333ccac"
    },
    {
      "id": "chg_019faa8b-31fa-754e-aacf-05e0da03cd5d",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.tree_partial",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "104",
        "assessed": "96",
        "resolved": "95",
        "unresolved": "9",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:04:36.849678+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Known CVEs (unverified → partial)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019faa8b-31fa-754e-aacf-05e0da03cd5d"
    },
    {
      "id": "chg_019faa8b-31fa-7959-b202-9a14f05412a1",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": null,
      "to_value": "paoloricciuti/letmediff",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "paoloricciuti/letmediff",
        "from": ""
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 21:04:36.849678+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The attested source repository moved (paoloricciuti/letmediff)",
      "link": "https://verifymcp.io/servers/it-letmediff-mcp/letmediff#chg-chg_019faa8b-31fa-7959-b202-9a14f05412a1"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 53,
      "delta": -13,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 66,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-23",
      "total": 65,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-22",
      "total": 65,
      "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": "2026-09-21",
        "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": "2026-09-20",
      "total": 64,
      "delta": -3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-19",
      "total": 67,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-17",
      "total": 66,
      "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": "2026-09-16",
        "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": "2026-09-15",
      "total": 65,
      "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": "2026-09-14",
        "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
    }
  ]
}