{
    "tender_id": 5248097,
    "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": "2026-11-04T20:22:12Z",
            "content": "{\"cpv\": \"32342400\", \"url\": \"https://platformazakupowa.pl/transakcja/1403912\", \"buyer\": \"ZPUE S.A.\", \"title\": \"Słuchawki bezprzewodowe GO WORK 3 /JLAB/\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1403912\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-04T12:27:00Z\", \"notice_number\": \"1403912\"}",
            "content_hash": "d5af0c4d9b8e93dc7db83367d42ccbe8e3d35522b5cc6c368e3c6523ddd69022",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "edc89ac593e20e2fc3e4e3166864d46f85623f1be899fd626360b20200d9ac5c",
            "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
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T20:45:27Z",
            "content": "{\"cpv\": \"32342400\", \"url\": \"https://platformazakupowa.pl/transakcja/1403912\", \"buyer\": \"ZPUE S.A.\", \"title\": \"Słuchawki bezprzewodowe GO WORK 3 /JLAB/\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1403912\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-04T12:27:00Z\", \"notice_number\": \"1403912\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3873468/sluchawki-bezprzewodowe-go-work-3-jlab-\"}",
            "content_hash": "529f1fcc33ae8da6ac59770a25835403353553a4256ffe06a92c46ab8686afb0",
            "prev_hash": "edc89ac593e20e2fc3e4e3166864d46f85623f1be899fd626360b20200d9ac5c",
            "hash": "0a27e9aba0c98e32179ed8b6a22c24dee6ac176c330a54005fd4d59479f0e76d",
            "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
            }
        }
    ]
}