{
    "tender_id": 3063951,
    "check": {
        "ok": true,
        "versions": 1,
        "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\": \"50100000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/099488-2026\", \"buyer\": \"Leicester City Council\", \"title\": \"Wielka Brytania – PAN3502 - Provision of Fleet Maintenance Services\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"UKF21\", \"source_id\": \"ocds-h6vhtk-065dd6\", \"deadline_at\": \"2026-11-16T12:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-21T12:43:42Z\", \"notice_number\": \"099488-2026\"}",
            "content_hash": "45e55969b02091fd88ef996529316955ebf93273d0b3cdee1e2999cece7183c6",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "25a88e85bc42c6de8be46f740f6936bb6541714efdc2019bdfbaaf2b144735f7",
            "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
            }
        }
    ]
}