{
    "tender_id": 6351283,
    "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": "2026-11-10T13:20:41Z",
            "content": "{\"cpv\": \"33696500\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3887126/dostawa-odczynnikow\", \"buyer\": \"INSTYTUT MEDYCYNY WSI IM. WITOLDA CHODŹKI\", \"title\": \"Dostawa odczynników\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3887126\", \"deadline_at\": \"2026-11-17T07:07:15Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-10T13:20:42Z\"}",
            "content_hash": "1811df69a0817847d22588f5f11347a780c0304121484b0437e40460c466225d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "5cbcf3615fb42d282e5048abe5758d62888a6fe20658e0b14a1d204dc55d7e81",
            "actor": null,
            "seal": {
                "id": 18,
                "digest": "adeec00ed6b673509a2a075e675623159dccab6a142d1ac62c122cfe1d16794c",
                "file": "https://tenderiq.pl/rejestr/pieczec-18.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-18.txt.ots",
                "bitcoin_block": 975359
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-10T13:45:43Z",
            "content": "{\"cpv\": \"33696500\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3887126/dostawa-odczynnikow\", \"buyer\": \"INSTYTUT MEDYCYNY WSI IM. WITOLDA CHODŹKI\", \"title\": \"Dostawa odczynników\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3887126\", \"deadline_at\": \"2026-11-17T07:07:15Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-10T13:20:42Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3887137/dostawa-odczynnikow\"}",
            "content_hash": "04456562a4d20c2c4ae2d828965d8853a35499ab141e8ed8687261a40fc325a5",
            "prev_hash": "5cbcf3615fb42d282e5048abe5758d62888a6fe20658e0b14a1d204dc55d7e81",
            "hash": "58e45ea47fe8fc9c681f82ef684832b2470c947adacffbda4e6e530c3081dea4",
            "actor": null,
            "seal": {
                "id": 18,
                "digest": "adeec00ed6b673509a2a075e675623159dccab6a142d1ac62c122cfe1d16794c",
                "file": "https://tenderiq.pl/rejestr/pieczec-18.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-18.txt.ots",
                "bitcoin_block": 975359
            }
        }
    ]
}