{
    "tender_id": 3798747,
    "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": "2026-10-28T15:12:06Z",
            "content": "{\"cpv\": \"34390000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/hplush/d952884b-e140-4201-8a2e-03731d97e32a\", \"buyer\": \"H+H Polska Sp. z o.o.\", \"title\": \"Dostawa Filtr hydrauliczny HIFI SH 74024 (oryginał\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"f4d4ac529e0a9943f79e1ec8d8264083fd09d0f4\", \"deadline_at\": \"2026-11-06T21:59:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T14:27:00Z\"}",
            "content_hash": "b7bc61fa956b293c6486f520377d8b6cef476ace1f0d7d79514283d4ade00513",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "99d8c9a1324cfb8dd6800dbca5b9d825c30885c69135850d79f79f99cedee230",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        }
    ]
}