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                "created_at": "2026-10-14 18:51:00",
                "updated_at": "2026-10-14 18:51:00"
            },
            {
                "id": 1023615,
                "domain_scan_id": 359945,
                "code": "google-analytics",
                "name": "Google Analytics",
                "version": null,
                "confidence": "0.9400",
                "source_rule": "google-analytics-v1",
                "evidence_keys": "[\"page.html\"]",
                "created_at": "2026-10-14 18:51:00",
                "updated_at": "2026-10-14 18:51:00"
            },
            {
                "id": 1023616,
                "domain_scan_id": 359945,
                "code": "jquery",
                "name": "jQuery",
                "version": "1.9.1",
                "confidence": "0.8200",
                "source_rule": "jquery-v1",
                "evidence_keys": "[\"page.html\"]",
                "created_at": "2026-10-14 18:51:00",
                "updated_at": "2026-10-14 18:51:00"
            },
            {
                "id": 1023617,
                "domain_scan_id": 359945,
                "code": "nginx",
                "name": "Nginx",
                "version": null,
                "confidence": "0.9300",
                "source_rule": "nginx-v1",
                "evidence_keys": "[\"page.headers\"]",
                "created_at": "2026-10-14 18:51:00",
                "updated_at": "2026-10-14 18:51:00"
            }
        ],
        "availability_history": [
            {
                "id": 359945,
                "status": "completed",
                "finished_at": "2026-10-14 18:51:00",
                "error_code": null,
                "status_code": 200,
                "final_url": "https://atcoder.jp/",
                "duration_ms": 0
            }
        ],
        "comparison": {
            "previous": null,
            "current": {
                "id": 359945,
                "finished_at": "2026-10-14 18:51:00",
                "status_code": 200,
                "final_url": "https://atcoder.jp/",
                "safety_score": 68
            },
            "score_delta": null,
            "added_technologies": [],
            "removed_technologies": []
        }
    },
    "limitations": [
        "This is a point-in-time technical evidence export.",
        "Unavailable checks are not clean results.",
        "The export is not a malware-removal guarantee or uptime SLA."
    ]
}