{
    "tender_id": 3545076,
    "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": "2026-10-27T09:52:57Z",
            "content": "{\"cpv\": \"34100000\", \"url\": \"https://swoz.tauron.pl/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=13127436\", \"buyer\": \"TAURON Polska Energia S.A.\", \"title\": \"Dostawa używanego samochodu ciężarowego do 3,5 t\", \"source\": \"tauron_swoz_erfx\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13127436\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T08:01:00Z\"}",
            "content_hash": "2d1d2c1df5cc2d882bfde274748b9df50f65a7931331c5ea681c6fbd8462bd22",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "cad12b9d778d8b0092be38d234e75ae8c73fe948d918b99b0b19bdebd77ab2f9",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-27T11:33:56Z",
            "content": "{\"cpv\": \"34100000\", \"url\": \"https://swoz.tauron.pl/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=13127436\", \"buyer\": \"TAURON Polska Energia S.A.\", \"title\": \"Dostawa używanego samochodu ciężarowego do 3,5 t\", \"source\": \"tauron_swoz_erfx\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13127436\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T08:01:00Z\", \"procedure_url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070803/details\"}",
            "content_hash": "e346ee7860c0ad5e3dc7bdde20729f413b8b0b331436d46d0edadde787f45af6",
            "prev_hash": "cad12b9d778d8b0092be38d234e75ae8c73fe948d918b99b0b19bdebd77ab2f9",
            "hash": "ff45cebe6ede2d9ea5d061b749bd9394bd2b59e1a3c466bc1ad97b73f5164a38",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        }
    ]
}