{
    "tender_id": 4017541,
    "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": "2026-10-29T19:29:38Z",
            "content": "{\"cpv\": \"33696500\", \"url\": \"https://platformazakupowa.pl/transakcja/1400075\", \"buyer\": \"Szpital Pomnik Chrztu Polski\", \"title\": \"DZP.240.47.2026 Dostawy odczynników, podłoży, testów dla mikrobiologii z dzierżawą analizatorów\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1400075\", \"deadline_at\": \"2026-11-06T07:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-28T23:00:00Z\", \"notice_number\": \"1400075\"}",
            "content_hash": "818d9a96ed8028e712f32405d41e35a46050804f5207c66f3d2d9a1dbba21ab8",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2b6488499502e1c8c81cab2e92a4aeb6fabdca162362c774e57f0ea356d50f02",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T19:45:58Z",
            "content": "{\"cpv\": \"33696500\", \"url\": \"https://platformazakupowa.pl/transakcja/1400075\", \"buyer\": \"Szpital Pomnik Chrztu Polski\", \"title\": \"DZP.240.47.2026 Dostawy odczynników, podłoży, testów dla mikrobiologii z dzierżawą analizatorów\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1400075\", \"deadline_at\": \"2026-11-06T07:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-28T23:00:00Z\", \"notice_number\": \"1400075\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1400075\"}",
            "content_hash": "1b88444c035f6b41c67660d429c0a736c3e59719127f1c4e2eef0b156169286b",
            "prev_hash": "2b6488499502e1c8c81cab2e92a4aeb6fabdca162362c774e57f0ea356d50f02",
            "hash": "4f9eae3361163d2faf494b63f3ccb64fcc0e9ead1c69acf446b8aeaadf15131f",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        }
    ]
}