{
    "tender_id": 4016165,
    "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": "2026-10-29T19:06:32Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://platformazakupowa.pl/transakcja/1400256\", \"buyer\": \"Wojewódzki Szpital Specjalistyczny nr. 5 im. św. Barbary w Sosnowcu\", \"title\": \"Zakup-Telefon stacjonarny bezprzewodowy z jedną słuchawką - 2szt\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1400256\", \"deadline_at\": \"2026-11-02T08:34:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T08:34:00Z\", \"notice_number\": \"1400256\"}",
            "content_hash": "76f0928ec230769bee20cf449dd5ace5a5dc50dc87d64b623cffe00e07d1769b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "a984a6118b871081fef2f2bab5710c0ba1aaf544138556b66a5022157df1d945",
            "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": "2026-10-29T19:31:04Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://platformazakupowa.pl/transakcja/1400256\", \"buyer\": \"Wojewódzki Szpital Specjalistyczny nr. 5 im. św. Barbary w Sosnowcu\", \"title\": \"Zakup-Telefon stacjonarny bezprzewodowy z jedną słuchawką - 2szt\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1400256\", \"deadline_at\": \"2026-11-02T08:34:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T08:34:00Z\", \"notice_number\": \"1400256\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860276/zakup-telefon-stacjonarny-bezprzewodowy-z-jedna-sluchawka-2szt\"}",
            "content_hash": "bb40840591d5551a930dc38d2a352f3209c558228b84e5a5f7ca187af11df46e",
            "prev_hash": "a984a6118b871081fef2f2bab5710c0ba1aaf544138556b66a5022157df1d945",
            "hash": "84045d7960f140fd7f6570e8ddc469fccdd17d42e39df07f597fd49bdb029c35",
            "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
            }
        }
    ]
}