{
    "tender_id": 6350720,
    "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": "2026-11-10T13:20:05Z",
            "content": "{\"cpv\": \"34711200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3887934/bezzalogowe-statki-powietrzne\", \"buyer\": \"Komenda Główna Policji w Warszawie\", \"title\": \"Bezzałogowe statki powietrzne\", \"region\": \"lodzkie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3887934\", \"deadline_at\": \"2026-11-20T14:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-10T13:20:06Z\"}",
            "content_hash": "a0143f9f2e5aac0fd6faeaaa70630897dac677fd655953bb53cc1bb55a5a1f20",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "f3018cca562984f73505fd9674bfa4f575483864369e36f2cd3bc4b2331546f6",
            "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
            }
        }
    ]
}