{
    "tender_id": 3063909,
    "check": {
        "ok": true,
        "versions": 2,
        "broken_at": null
    },
    "formula": "content_hash = sha256(content); hash = sha256(prev_hash + \"\\n\" + tender_id + \"\\n\" + version + \"\\n\" + recorded_at + \"\\n\" + content_hash [+ \"\\n\" + actor, when the version has one])",
    "versions": [
        {
            "version": 1,
            "recorded_at": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"50700000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/099768-2026\", \"buyer\": \"Qualifications Wales\", \"title\": \"Wielka Brytania – QW Planned and Reactive Facilities Management Services\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"UKL\", \"source_id\": \"ocds-h6vhtk-078b2e\", \"deadline_at\": \"2026-11-30T17:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-22T08:10:35Z\", \"notice_number\": \"099768-2026\"}",
            "content_hash": "f4a59b224e29d8de8a7b67d49dda824cd344b1dd9e10db533aa1e3621a5fb85a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "568f5bcd0de3e3a473d5257bd350a1370d809c976cc57876e425d72dd008bd06",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-24T14:00:50Z",
            "content": "{\"cpv\": \"50700000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/099768-2026\", \"buyer\": \"Qualifications Wales\", \"title\": \"Wielka Brytania – QW Planowane i Reaktywne Usługi Zarządzania Obiektami\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"UKL\", \"source_id\": \"ocds-h6vhtk-078b2e\", \"deadline_at\": \"2026-11-30T17:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-22T08:10:35Z\", \"notice_number\": \"099768-2026\"}",
            "content_hash": "a547786841f5a4f0445b75377a7f57e6bffdaf0ece0aae42b224a88bdb12935e",
            "prev_hash": "568f5bcd0de3e3a473d5257bd350a1370d809c976cc57876e425d72dd008bd06",
            "hash": "fa4a7b13fd35705d39c552a8f80988424559c1d4e2567295b51ed47c94c258b1",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        }
    ]
}