{
    "tender_id": 2726052,
    "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\": \"33696500\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/733334-2026\", \"buyer\": \"Unidade Local de Saúde do Baixo Alentejo, EPE\", \"title\": \"Portugalia – Odczynniki laboratoryjne – Reagenty dla Mikrobiologii I\", \"source\": \"ted_prt\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"PT1C2, PRT, PT1C2, PT1C2, PT1C2, PT1C2, PT1C2, PRT, PRT, PRT, PRT, PRT\", \"source_id\": \"733334-2026\", \"deadline_at\": \"2027-11-24T18:00:59Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-22T02:00:00Z\"}",
            "content_hash": "c4e373c1553ccf249b3826a4200dfef73b66ae42261efcf438d5ac3f4c747bcd",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "cc107f023f0ab30ad38af3c44d4e426195ca258b0b4de83fc8ee397be2d81eae",
            "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
            }
        }
    ]
}