{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "matematicsolutions-us-eli-mcp",
  "component": "us-eli-mcp",
  "generated_at": "2026-09-21T04:56:12.643Z",
  "tracking_since": "2026-07-27",
  "counts": {
    "critical": 0,
    "security": 20,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0bcc2-59ec-7d51-8d05-135ef21e2589",
      "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": "2026-09-20",
      "occurred_at": "2026-09-20 03:00:48.546143+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a0bcc2-59ec-7d51-8d05-135ef21e2589"
    },
    {
      "id": "chg_01a09deb-94c2-7b56-901d-ca08427bcc85",
      "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": {
        "reason": "vendor_no_verdict"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 03:17:36.969526+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a09deb-94c2-7b56-901d-ca08427bcc85"
    },
    {
      "id": "chg_01a09817-4cc5-78ae-8845-bedf47976b83",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:07:38.873264+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a09817-4cc5-78ae-8845-bedf47976b83"
    },
    {
      "id": "chg_01a09817-4cc7-782e-b1b3-84da6aaabb2b",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 00:07:38.873264+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a09817-4cc7-782e-b1b3-84da6aaabb2b"
    },
    {
      "id": "chg_01a074b4-c8fe-7be3-836b-4f87b46c741b",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 03:13:19.987686+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a074b4-c8fe-7be3-836b-4f87b46c741b"
    },
    {
      "id": "chg_01a06a67-b7b2-7bda-8e0e-d259a47e628e",
      "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": {
        "reason": "vendor_no_verdict"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 03:12:57.185453+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a06a67-b7b2-7bda-8e0e-d259a47e628e"
    },
    {
      "id": "chg_01a06a67-b7b4-7036-a748-2686fbf338a6",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 03:12:57.185453+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a06a67-b7b4-7036-a748-2686fbf338a6"
    },
    {
      "id": "chg_01a05f6e-a7ad-7dc1-b4cc-76e4cb3656e4",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 00:04:42.345314+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a05f6e-a7ad-7dc1-b4cc-76e4cb3656e4"
    },
    {
      "id": "chg_01a05af5-c292-76be-a9db-1958d6f53c69",
      "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": {
        "reason": "vendor_no_verdict"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 03:14:10.65308+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_01a05af5-c292-76be-a9db-1958d6f53c69"
    },
    {
      "id": "chg_019fdbc4-2999-70a4-ad81-29f169de0c5c",
      "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": "2026-08-07",
      "occurred_at": "2026-08-07 10:28:13.826979+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019fdbc4-2999-70a4-ad81-29f169de0c5c"
    },
    {
      "id": "chg_019fdbc4-299a-791d-bbe1-de963a974ddc",
      "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": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 10:28:13.826979+00",
      "observed_since": "2026-08-06",
      "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/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019fdbc4-299a-791d-bbe1-de963a974ddc"
    },
    {
      "id": "chg_019fd477-8a37-771a-9b05-497a2855e60a",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.insufficient_history",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 00:27:11.756315+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: not enough scan history yet (needs a 30-day window).)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019fd477-8a37-771a-9b05-497a2855e60a"
    },
    {
      "id": "chg_019fca41-0c86-788d-979e-296fbb8761e5",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.found_ungraded",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "path": "diskcache",
        "refs": "[\"CVE-2025-69872\"]",
        "seen": "23",
        "direct": "1",
        "package": "diskcache",
        "version": "5.6.3",
        "assessed": "24",
        "resolved": "23",
        "severity": "none",
        "vulnerable": "[{\"name\":\"diskcache\",\"version\":\"5.6.3\",\"depth\":1,\"path\":[\"diskcache\"],\"refs\":[\"CVE-2025-69872\",\"CVE-2025-69872\"]}]",
        "no_fix_refs": "[\"CVE-2025-69872\"]",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 00:51:28.500379+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Known CVEs (unverified → fail)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019fca41-0c86-788d-979e-296fbb8761e5"
    },
    {
      "id": "chg_019fc6d0-8c1f-7d64-b728-02442640ea50",
      "kind": "check.unverifiable",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.found_ungraded",
      "to_code": "cve.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "resolver_unavailable"
      },
      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 08:49:43.88446+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Known CVEs (fail → unverified)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019fc6d0-8c1f-7d64-b728-02442640ea50"
    },
    {
      "id": "chg_019fb559-8dfa-787f-9784-4a6a9394b4af",
      "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 23:26:12.969589+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019fb559-8dfa-787f-9784-4a6a9394b4af"
    },
    {
      "id": "chg_019faead-da8f-7f30-9538-438f5ebf058c",
      "kind": "advisory.identified",
      "family": "vulnerabilities",
      "subject_kind": "advisory",
      "subject": "CVE-2025-69872",
      "subject_child": "",
      "from_code": null,
      "to_code": "cve.found_ungraded",
      "from_value": null,
      "to_value": "none",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "id": "CVE-2025-69872",
        "severity": "none"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 16:20:57.092029+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "CVE-2025-69872 affects this package (none)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019faead-da8f-7f30-9538-438f5ebf058c"
    },
    {
      "id": "chg_019faead-da91-79a9-a3dd-3ddbde995551",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.found_ungraded",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "path": "diskcache",
        "refs": "[\"CVE-2025-69872\"]",
        "seen": "23",
        "direct": "1",
        "package": "diskcache",
        "version": "5.6.3",
        "assessed": "24",
        "resolved": "23",
        "severity": "none",
        "vulnerable": "[{\"name\":\"diskcache\",\"version\":\"5.6.3\",\"depth\":1,\"path\":[\"diskcache\"],\"refs\":[\"CVE-2025-69872\",\"CVE-2025-69872\"]}]",
        "no_fix_refs": "[\"CVE-2025-69872\"]",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 16:20:57.092029+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Known CVEs (unverified → fail)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019faead-da91-79a9-a3dd-3ddbde995551"
    },
    {
      "id": "chg_019faead-da92-74d1-b40c-c75f163e759f",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.none",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 16:20:57.092029+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Provenance (unverified → fail)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019faead-da92-74d1-b40c-c75f163e759f"
    },
    {
      "id": "chg_019faead-da92-7cba-96bd-74d02604a62d",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.allowlisted",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "hook": "build_backend",
        "tier": "allowlisted",
        "tool": "hatchling.build",
        "hooks": "build_backend"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 16:20:57.092029+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019faead-da92-7cba-96bd-74d02604a62d"
    },
    {
      "id": "chg_019faead-da93-733b-a6b3-b92865f002bc",
      "kind": "installscript.hooks_changed",
      "family": "install-scripts",
      "subject_kind": "package",
      "subject": "hooks",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.allowlisted",
      "from_value": null,
      "to_value": "build_backend",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "build_backend",
        "from": ""
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 16:20:57.092029+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "The scripts that run when this package is installed changed (build_backend)",
      "link": "https://verifymcp.io/servers/matematicsolutions-us-eli-mcp/us-eli-mcp#chg-chg_019faead-da93-733b-a6b3-b92865f002bc"
    }
  ],
  "days": [
    {
      "date": "2026-09-21",
      "total": 62,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-20",
      "total": 63,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 62,
      "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": "2026-09-17",
        "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": "2026-09-16",
      "total": 61,
      "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": "2026-09-15",
        "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": "2026-09-14",
      "total": 60,
      "delta": -18,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-13",
      "total": 78,
      "delta": 16,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-11",
      "total": 62,
      "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": "2026-09-10",
        "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": "2026-09-09",
      "total": 61,
      "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": "2026-09-08",
        "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
    }
  ]
}