{
    "tender_id": 4139157,
    "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": "2026-10-30T13:44:21Z",
            "content": "{\"cpv\": \"77211400\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3863314/wycinka-drzew-zakrzaczen-podszycia-i-galezi-w-pasie-eksploatacyjnym-linii-napowietrznych-sn-15-kv-na-terenie-rd-choszczno\", \"buyer\": \"Grupa Kapitałowa Enea\", \"title\": \"Wycinka drzew, zakrzaczeń, podszycia i gałęzi w pasie eksploatacyjnym linii napowietrznych SN 15 kV na terenie RD Choszczno\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3863314\", \"deadline_at\": \"2026-11-12T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:44:22Z\"}",
            "content_hash": "5c7d5c783df6f0df49b88c259f30e8e18d139d923d39ff3a620fc75adb5850b7",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b2a0c21b3ee16a7a5937c573476ce2a1105ca3e7021c5cc17532312d3410d3a3",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}