{
    "tender_id": 4022161,
    "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": "2026-10-29T19:39:39Z",
            "content": "{\"cpv\": \"90520000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860974/odbior-transport-i-utylizacja-odpadow-niebezpiecznych-z-obiektu-przy-ul-iwickiej-14-w-warszawie\", \"buyer\": \"KOMENDA GŁÓWNA POLICJI\", \"title\": \"odbiór, transport i utylizacja odpadów niebezpiecznych z obiektu przy ul. Iwickiej 14 w Warszawie\", \"region\": \"lodzkie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860974\", \"deadline_at\": \"2026-11-05T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:39:39Z\"}",
            "content_hash": "787ef3a0d840f3a4b1e60c21770353857f80b3a65ccb6bf58c6db091e9d04565",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "cac81513c7fb92c289bf6bb881e56a8d1ae31f0730cf4ffa3722ac983c68d5d6",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T19:46:04Z",
            "content": "{\"cpv\": \"90520000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860974/odbior-transport-i-utylizacja-odpadow-niebezpiecznych-z-obiektu-przy-ul-iwickiej-14-w-warszawie\", \"buyer\": \"KOMENDA GŁÓWNA POLICJI\", \"title\": \"odbiór, transport i utylizacja odpadów niebezpiecznych z obiektu przy ul. Iwickiej 14 w Warszawie\", \"region\": \"lodzkie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860974\", \"deadline_at\": \"2026-11-05T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:39:39Z\", \"procedure_url\": \"https://kgpolicja.ezamawiajacy.pl/pn/kgpolicja/demand/notice/public/241038/details\"}",
            "content_hash": "35088be44e9f6d265f5250423d7eb82548ef3e7a7956d94cfc79d9eff3d9163f",
            "prev_hash": "cac81513c7fb92c289bf6bb881e56a8d1ae31f0730cf4ffa3722ac983c68d5d6",
            "hash": "0ad406d7898b14c8d9133959f4cb5384a492f5e47d8dcf1a2863f6609390c27b",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        }
    ]
}