{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "shigechika-jquants-mcp",
  "component": "jquants-mcp",
  "generated_at": "2026-09-21T01:26:33.999Z",
  "tracking_since": "2026-07-27",
  "counts": {
    "critical": 0,
    "security": 32,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0a44f-fbbd-7d8d-bc8b-f0bcdb6059af",
      "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": "2026-09-15",
      "occurred_at": "2026-09-15 09:05:00.066648+00",
      "observed_since": "2026-09-14",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a0a44f-fbbd-7d8d-bc8b-f0bcdb6059af"
    },
    {
      "id": "chg_01a09fcb-8bfa-7971-a00f-aff4254d19c6",
      "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 12:01:51.540596+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a09fcb-8bfa-7971-a00f-aff4254d19c6"
    },
    {
      "id": "chg_01a09fcb-8bfc-774b-a200-3bb26921c820",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 12:01:51.540596+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a09fcb-8bfc-774b-a200-3bb26921c820"
    },
    {
      "id": "chg_01a07b26-b8f5-77e4-b3ea-567a1d2ea949",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 09:15:30.127502+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a07b26-b8f5-77e4-b3ea-567a1d2ea949"
    },
    {
      "id": "chg_01a02de6-1b2c-70ac-aefd-7e35f32bf37c",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 09:14:09.972449+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a02de6-1b2c-70ac-aefd-7e35f32bf37c"
    },
    {
      "id": "chg_01a0286f-a0ff-7b69-a640-a9632c44b3b7",
      "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_not_cached"
      },
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 07:46:39.325731+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a0286f-a0ff-7b69-a640-a9632c44b3b7"
    },
    {
      "id": "chg_01a023d2-5d78-7f23-a534-8d708e0d63f6",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 10:16:22.729961+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a023d2-5d78-7f23-a534-8d708e0d63f6"
    },
    {
      "id": "chg_01a009d6-d44f-7ccc-bbaf-0abdd64e4065",
      "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": "2026-08-16",
      "occurred_at": "2026-08-16 09:11:08.752003+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a009d6-d44f-7ccc-bbaf-0abdd64e4065"
    },
    {
      "id": "chg_01a009d6-d450-7ddf-86fa-36bc87434800",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.version_churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "1.2.0",
        "days": "12",
        "from": "0.53.0",
        "added": "0",
        "breaks": "2",
        "removed": "0"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 09:11:08.752003+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a009d6-d450-7ddf-86fa-36bc87434800"
    },
    {
      "id": "chg_01a0054b-8373-7939-907f-2aef8cab0437",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.version_churn",
      "to_code": "stability.sandbox_pending",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-08-15",
      "occurred_at": "2026-08-15 12:00:29.977317+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a0054b-8373-7939-907f-2aef8cab0437"
    },
    {
      "id": "chg_01a0054b-8377-7a63-a529-3d80dced5ff9",
      "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": "2026-08-15",
      "occurred_at": "2026-08-15 12:00:29.977317+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_01a0054b-8377-7a63-a529-3d80dced5ff9"
    },
    {
      "id": "chg_019fff89-a02f-75d3-953a-805965a6b12c",
      "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": "2026-08-14",
      "occurred_at": "2026-08-14 09:10:37.213774+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fff89-a02f-75d3-953a-805965a6b12c"
    },
    {
      "id": "chg_019fff89-a030-75b6-8d37-95e699a40873",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.version_churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "1.1.0",
        "days": "10",
        "from": "0.53.0",
        "added": "0",
        "breaks": "2",
        "removed": "0"
      },
      "occurred_on": "2026-08-14",
      "occurred_at": "2026-08-14 09:10:37.213774+00",
      "observed_since": "2026-08-13",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fff89-a030-75b6-8d37-95e699a40873"
    },
    {
      "id": "chg_019ffd24-2a96-7073-89be-5271e606142c",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.version_churn",
      "to_code": "stability.sandbox_pending",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 22:00:33.634018+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019ffd24-2a96-7073-89be-5271e606142c"
    },
    {
      "id": "chg_019ffa2f-dda2-734c-9e92-65d648cd4d0c",
      "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": "2026-08-13",
      "occurred_at": "2026-08-13 08:14:28.738838+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019ffa2f-dda2-734c-9e92-65d648cd4d0c"
    },
    {
      "id": "chg_019ff0e5-0916-7120-9e64-492404270266",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.version_churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "0.56.0",
        "days": "7",
        "from": "0.53.0",
        "added": "0",
        "breaks": "2",
        "removed": "0"
      },
      "occurred_on": "2026-08-11",
      "occurred_at": "2026-08-11 12:56:09.567244+00",
      "observed_since": "2026-08-10",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019ff0e5-0916-7120-9e64-492404270266"
    },
    {
      "id": "chg_019febf9-bde9-7764-b1c0-87606f1435ae",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.version_churn",
      "to_code": "stability.sandbox_pending",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 14:00:40.624446+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019febf9-bde9-7764-b1c0-87606f1435ae"
    },
    {
      "id": "chg_019feaef-7384-722f-8b46-01ee00ded7df",
      "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": "2026-08-10",
      "occurred_at": "2026-08-10 09:09:48.9484+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019feaef-7384-722f-8b46-01ee00ded7df"
    },
    {
      "id": "chg_019fe1eb-5bbd-7948-85cf-49975c3e3cd0",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.version_churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "0.54.0",
        "days": "4",
        "from": "0.53.0",
        "added": "0",
        "breaks": "2",
        "removed": "0"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 15:08:45.863471+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fe1eb-5bbd-7948-85cf-49975c3e3cd0"
    },
    {
      "id": "chg_019fe1ac-f50e-7ed6-b80f-3669cd4ae452",
      "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": "2026-08-08",
      "occurred_at": "2026-08-08 14:00:36.349094+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fe1ac-f50e-7ed6-b80f-3669cd4ae452"
    },
    {
      "id": "chg_019fe1ac-f50f-7a24-af42-6ec2d987ad09",
      "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": "2026-08-08",
      "occurred_at": "2026-08-08 14:00:36.349094+00",
      "observed_since": "2026-08-07",
      "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/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fe1ac-f50f-7a24-af42-6ec2d987ad09"
    },
    {
      "id": "chg_019fdb7f-e645-76af-af67-015fa6a078af",
      "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": "2026-08-07",
      "occurred_at": "2026-08-07 09:13:40.148503+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fdb7f-e645-76af-af67-015fa6a078af"
    },
    {
      "id": "chg_019fd655-a4c6-7ac1-9afd-194910f0ca10",
      "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": "2026-08-06",
      "occurred_at": "2026-08-06 09:09:24.790209+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fd655-a4c6-7ac1-9afd-194910f0ca10"
    },
    {
      "id": "chg_019fd132-c576-7a2f-82ff-1f67ff232b6b",
      "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 09:13:13.274576+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fd132-c576-7a2f-82ff-1f67ff232b6b"
    },
    {
      "id": "chg_019fcc07-550f-7b57-a300-cf7b429976d4",
      "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 09:07:40.414685+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fcc07-550f-7b57-a300-cf7b429976d4"
    },
    {
      "id": "chg_019fcc07-5511-70f7-825c-0be8306770e3",
      "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": "2026-08-04",
      "occurred_at": "2026-08-04 09:07:40.414685+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: not enough scan history yet (needs a 30-day window).)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fcc07-5511-70f7-825c-0be8306770e3"
    },
    {
      "id": "chg_019fc7f6-1073-71e3-a002-4d4041bff9d7",
      "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 14:10:19.874959+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fc7f6-1073-71e3-a002-4d4041bff9d7"
    },
    {
      "id": "chg_019fc1c7-c350-7233-8ecb-b95646441fdd",
      "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 09:22:02.171996+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019fc1c7-c350-7233-8ecb-b95646441fdd"
    },
    {
      "id": "chg_019facb6-85ab-746d-8316-34e20ecaf52c",
      "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 07:11:10.749885+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Provenance (unverified → fail)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019facb6-85ab-746d-8316-34e20ecaf52c"
    },
    {
      "id": "chg_019facb6-85ab-7b65-9815-c900a8f9c721",
      "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": "26",
        "assessed": "27",
        "resolved": "26",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 07:11:10.749885+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019facb6-85ab-7b65-9815-c900a8f9c721"
    },
    {
      "id": "chg_019facb6-85ac-719d-978c-88580bd4ff05",
      "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 07:11:10.749885+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/shigechika-jquants-mcp/jquants-mcp#chg-chg_019facb6-85ac-719d-978c-88580bd4ff05"
    },
    {
      "id": "chg_019facb6-85ac-770c-a15b-6696052d94bb",
      "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 07:11:10.749885+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/shigechika-jquants-mcp/jquants-mcp#chg-chg_019facb6-85ac-770c-a15b-6696052d94bb"
    }
  ],
  "days": [
    {
      "date": "2026-09-20",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-09-19",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-18",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 87,
        "to": 90,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 26,
          "to_days": 27
        },
        "partial": false,
        "compared_to": "2026-09-17",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 87 to 90. That category is still filling its 30-day observation window: 26 days of observed history at the previous scan, 27 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-16",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 80,
        "to": 83,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 24,
          "to_days": 25
        },
        "partial": false,
        "compared_to": "2026-09-15",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 80 to 83. That category is still filling its 30-day observation window: 24 days of observed history at the previous scan, 25 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-15",
      "total": 78,
      "delta": 12,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-14",
      "total": 66,
      "delta": -15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-13",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-10",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-07",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}