{
    "tender_id": 4755643,
    "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": "2026-11-02T09:58:08Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://swoz.tauron.pl/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=13127781\", \"buyer\": \"TAURON Polska Energia S.A.\", \"title\": \"Janowice Górska [BBB11365] – budowa stacji transformatorowej 15/0,4 kV wraz z powiązaniem sieci SN i nN - projekt budowlano-wykonawczy\", \"source\": \"tauron_swoz_erfx\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13127781\", \"deadline_at\": \"2026-11-09T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T09:39:00Z\"}",
            "content_hash": "84f211a02f2ef5042fea1bb929da1bbd5c1223bace4f7a3eb8185a65d0983419",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "0dadcf326a68b550369cce27c263a323241a3e8995fe776f577dc664ccd2b32c",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-02T11:32:14Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://swoz.tauron.pl/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=13127781\", \"buyer\": \"TAURON Polska Energia S.A.\", \"title\": \"Janowice Górska [BBB11365] – budowa stacji transformatorowej 15/0,4 kV wraz z powiązaniem sieci SN i nN - projekt budowlano-wykonawczy\", \"source\": \"tauron_swoz_erfx\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13127781\", \"deadline_at\": \"2026-11-09T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T09:39:00Z\", \"procedure_url\": \"https://swoz.tauron.pl/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=13127781\"}",
            "content_hash": "3e9da9d4dbaae0ef932f1bc364d093b74fd08ccb8bd89b3fbbfbebbf627004dc",
            "prev_hash": "0dadcf326a68b550369cce27c263a323241a3e8995fe776f577dc664ccd2b32c",
            "hash": "6cc115ba1c75dd543e3a6c5fa47adefab3d7d369ab8dc19223e59791ecdd1baa",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        }
    ]
}