{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "qingxuantang-tar-engine",
  "component": "tar-engine",
  "generated_at": "2026-09-21T02:46:44.246Z",
  "tracking_since": "2026-07-27",
  "counts": {
    "critical": 0,
    "security": 18,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b49d-1ba7-7427-95d0-1ea06a1a370b",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 13:03:09.823804+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_01a0b49d-1ba7-7427-95d0-1ea06a1a370b"
    },
    {
      "id": "chg_01a0af76-a711-7d91-8228-dbc3064f70e7",
      "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": "2026-09-17",
      "occurred_at": "2026-09-17 13:03:03.478129+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_01a0af76-a711-7d91-8228-dbc3064f70e7"
    },
    {
      "id": "chg_01a09548-2bb0-774a-ac7e-c2508aea2b84",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 11:02:10.035702+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_01a09548-2bb0-774a-ac7e-c2508aea2b84"
    },
    {
      "id": "chg_01a090c7-ab8e-72b2-8b8a-ee7d08d77bda",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 14:03:19.50529+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_01a090c7-ab8e-72b2-8b8a-ee7d08d77bda"
    },
    {
      "id": "chg_019ffa9a-d7e0-7b72-aa2e-44ecb84d76c1",
      "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": "2026-08-13",
      "occurred_at": "2026-08-13 10:11:19.629431+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019ffa9a-d7e0-7b72-aa2e-44ecb84d76c1"
    },
    {
      "id": "chg_019ff574-b74e-720a-812c-65bea39d2d52",
      "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": "2026-08-12",
      "occurred_at": "2026-08-12 10:11:34.828876+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019ff574-b74e-720a-812c-65bea39d2d52"
    },
    {
      "id": "chg_019fdbb5-375b-7242-b1a4-3149f11296d2",
      "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 10:11:54.317019+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fdbb5-375b-7242-b1a4-3149f11296d2"
    },
    {
      "id": "chg_019fd166-e24b-70f3-87da-6bd580dbbe04",
      "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": "2026-08-05",
      "occurred_at": "2026-08-05 10:10:08.547468+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fd166-e24b-70f3-87da-6bd580dbbe04"
    },
    {
      "id": "chg_019fcc52-2cc3-7241-b42d-e6940d051a29",
      "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": "2026-08-04",
      "occurred_at": "2026-08-04 10:29:25.300184+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fcc52-2cc3-7241-b42d-e6940d051a29"
    },
    {
      "id": "chg_019fc724-8e85-7b45-9af4-6013029c9d4b",
      "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": "2026-08-03",
      "occurred_at": "2026-08-03 10:21:29.587912+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fc724-8e85-7b45-9af4-6013029c9d4b"
    },
    {
      "id": "chg_019fc3d5-77d0-713a-bb89-cee6f46b994e",
      "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": "2026-08-02",
      "occurred_at": "2026-08-02 18:56:14.780717+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Provenance (unverified → fail)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fc3d5-77d0-713a-bb89-cee6f46b994e"
    },
    {
      "id": "chg_019fc3d5-77d1-7290-b166-6cab7573af74",
      "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 18:56:14.780717+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fc3d5-77d1-7290-b166-6cab7573af74"
    },
    {
      "id": "chg_019fc3d5-77d1-7c9a-870d-1f28397f6a54",
      "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": "32",
        "assessed": "33",
        "resolved": "32",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 18:56:14.780717+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fc3d5-77d1-7c9a-870d-1f28397f6a54"
    },
    {
      "id": "chg_019fc3d5-77d2-71cc-a7b2-259cdc58cfc8",
      "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": "setuptools.build_meta",
        "hooks": "build_backend"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 18:56:14.780717+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fc3d5-77d2-71cc-a7b2-259cdc58cfc8"
    },
    {
      "id": "chg_019fc3d5-77d2-768b-9555-057d43ddc7e0",
      "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": "2026-08-02",
      "occurred_at": "2026-08-02 18:56:14.780717+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The scripts that run when this package is installed changed (build_backend)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fc3d5-77d2-768b-9555-057d43ddc7e0"
    },
    {
      "id": "chg_019fc3d5-77d2-7c1f-9fd6-da07e8c13f5c",
      "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": "failed"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 18:56:14.780717+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/qingxuantang-tar-engine/tar-engine#chg-chg_019fc3d5-77d2-7c1f-9fd6-da07e8c13f5c"
    },
    {
      "id": "chg_019fbecb-e9c5-76fa-a64d-fca1c577763b",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "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 19:27:42.520496+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/qingxuantang-tar-engine/tar-engine#chg-chg_019fbecb-e9c5-76fa-a64d-fca1c577763b"
    },
    {
      "id": "chg_019fb1c8-0f25-7e24-9587-6ea86d720820",
      "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 06:48:26.141444+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/qingxuantang-tar-engine/tar-engine#chg-chg_019fb1c8-0f25-7e24-9587-6ea86d720820"
    }
  ],
  "days": [
    {
      "date": "2026-09-18",
      "total": 39,
      "delta": 15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-17",
      "total": 24,
      "delta": -15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-12",
      "total": 39,
      "delta": 15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-11",
      "total": 24,
      "delta": -15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-26",
      "total": 39,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-13",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-08-12",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
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  ]
}