{
    "tender_id": 5223519,
    "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": "2026-11-04T16:38:27Z",
            "content": "{\"cpv\": \"35120000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872930/rozeznanie-rynku-w-zakresie-warunkow-cenowych-na-zakup-dostawe-i-wdrozenie-systemu-monitorowania-warunkow-srodowiskowych-w\", \"buyer\": \"Centrala\", \"title\": \"Rozeznanie rynku w zakresie warunków cenowych na zakup, dostawę i wdrożenie systemu monitorowania warunków środowiskowych w szafach RACK\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3872930\", \"deadline_at\": \"2026-11-09T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T16:38:28Z\"}",
            "content_hash": "fa55e57b6ad55c266c010935ae499e60cc33eefd24a829201e58602006431284",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "08d2bf2f1bae412cb1dcedb30eed1f67930a30a1c45b0956961bcf53810d8497",
            "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
            }
        }
    ]
}