{
    "tender_id": 4095713,
    "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": "2026-10-30T06:14:40Z",
            "content": "{\"cpv\": \"43260000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050949701_Dostawa-fabrycznie-nowej-koparko-ladowarki_2026_2.html\", \"buyer\": \"GMINA MIEJSKA LUBIN\", \"title\": \"Dostawa fabrycznie nowej koparko-ładowarki\", \"region\": \"dolnoslaskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Lubin\", \"source_id\": \"20050949701\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T00:00:00Z\"}",
            "content_hash": "08b9ed9cced239c58f250fd700a0beeafd410e28b71fe4a23fca269de7038c07",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "e50c4b26392dd80979055a51efc3178cfef1e3de597a61eb1b92e35173ba85d9",
            "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
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T06:45:41Z",
            "content": "{\"cpv\": \"43260000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050949701_Dostawa-fabrycznie-nowej-koparko-ladowarki_2026_2.html\", \"buyer\": \"GMINA MIEJSKA LUBIN\", \"title\": \"Dostawa fabrycznie nowej koparko-ładowarki\", \"region\": \"dolnoslaskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Lubin\", \"source_id\": \"20050949701\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T00:00:00Z\", \"procedure_url\": \"https://lubin.ezamawiajacy.pl/pn/lubin/demand/notice/public/241037/details\"}",
            "content_hash": "0fb39a880fbd15ffcbd3023bf8ca469070142eb2d1bf949187a26bc0ac72b383",
            "prev_hash": "e50c4b26392dd80979055a51efc3178cfef1e3de597a61eb1b92e35173ba85d9",
            "hash": "1dbf170fc55192c5c9b1deaf1ac39752b27e049c870efda07d12ceaacb784c56",
            "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
            }
        }
    ]
}