{
    "tender_id": 4138795,
    "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": "2026-10-30T13:43:49Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3863695/modernizacja-pol-sn-w-gpz-swarzedz-w-celu-przylaczenia-do-sieci-me-swarzedz-50a-105-i-106-w-systemie-pod-klucz-\", \"buyer\": \"Grupa Kapitałowa Enea\", \"title\": \"Modernizacja pól SN w GPZ Swarzędz w celu przyłączenia do sieci ME Swarzędz 50A, 105 i 106 w systemie „pod klucz”\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3863695\", \"deadline_at\": \"2026-11-05T14:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:50Z\"}",
            "content_hash": "c13e0f7676f93a10c892f957b518692772ca2220b1cd46a7b87714fde8ebbba7",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b1b895b4b505c9819a9cfe1ef4dd13f00632ab047443dd311dd3050577bfb9e7",
            "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
            }
        }
    ]
}