{
    "tender_id": 5003266,
    "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": "2026-11-03T14:42:13Z",
            "content": "{\"cpv\": \"38410000\", \"url\": \"https://platforma.eb2b.com.pl/open-preview-auction.html/536834/instalacja-czujnikow-pomiaru-temperatury-w-obiekcie-magazynowym-w-gdansku-zlokalizowanym-przy-ul-nowy-swiat-18\", \"buyer\": \"FARMACOL LOGISTYKA SP. Z O.O.\", \"title\": \"Instalacja czujników pomiaru temperatury w obiekcie magazynowym w Gdańsku zlokalizowanym przy ul. Nowy Świat 18.\", \"source\": \"eb2b_public\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"536834\", \"deadline_at\": \"2026-11-06T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T13:30:00Z\"}",
            "content_hash": "ae0020f3cf1d10555de653807f401990bb09d09301b24dd8821e494f54b21f2d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "e8f219410f4593d8ae92ced20b93a27eb33df15a7b1cf6f323b2b787ba905815",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T10:46:30Z",
            "content": "{\"cpv\": \"38410000\", \"url\": \"https://platforma.eb2b.com.pl/open-preview-auction.html/536834/instalacja-czujnikow-pomiaru-temperatury-w-obiekcie-magazynowym-w-gdansku-zlokalizowanym-przy-ul-nowy-swiat-18\", \"buyer\": \"FARMACOL LOGISTYKA SP. Z O.O.\", \"title\": \"Instalacja czujników pomiaru temperatury w obiekcie magazynowym w Gdańsku zlokalizowanym przy ul. Nowy Świat 18.\", \"source\": \"eb2b_public\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"536834\", \"deadline_at\": \"2026-11-06T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T13:30:00Z\", \"procedure_url\": \"https://platforma.eb2b.com.pl/open-preview-auction.html/536834/instalacja-czujnikow-pomiaru-temperatury-w-obiekcie-magazynowym-w-gdansku-zlokalizowanym-przy-ul-nowy-swiat-18\"}",
            "content_hash": "c57c69016feb1d930a3772111f9f99a50f9b33f8a48ed8f1423ea6391dea584d",
            "prev_hash": "e8f219410f4593d8ae92ced20b93a27eb33df15a7b1cf6f323b2b787ba905815",
            "hash": "23bdda3ebf4135846a33af787e775db28b7dd74b8256ecadbfa93332511ebdfc",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        }
    ]
}