{
    "tender_id": 3544249,
    "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": "2026-10-27T09:51:16Z",
            "content": "{\"cpv\": \"38554000\", \"url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070791/details\", \"buyer\": \"TAURON Dystrybucja S.A.\", \"title\": \"Dostawa fabrycznie nowych Liczników Zdalnego Odczytu bezpośrednich dla TAURON Dystrybucja S.A. w roku 2027\", \"source\": \"tauron_swoz\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13070791\", \"deadline_at\": \"2026-11-20T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T09:51:16Z\"}",
            "content_hash": "7e9e0d3b30e15a7c4310814975e046713fd00a6dddb0188697c160f863e15c19",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "3dc98b665608f3ad7745d7f8f8628a24c6605ce6ef36326b4d11c2f34e383669",
            "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": "2026-10-27T11:33:48Z",
            "content": "{\"cpv\": \"38554000\", \"url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070791/details\", \"buyer\": \"TAURON Dystrybucja S.A.\", \"title\": \"Dostawa fabrycznie nowych Liczników Zdalnego Odczytu bezpośrednich dla TAURON Dystrybucja S.A. w roku 2027\", \"source\": \"tauron_swoz\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13070791\", \"deadline_at\": \"2026-11-20T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T09:51:16Z\", \"procedure_url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070020/details\"}",
            "content_hash": "fd68fcea1303ecf48f508055e26d16737088b185b2e1ae95b0a0a3d22bf1a37e",
            "prev_hash": "3dc98b665608f3ad7745d7f8f8628a24c6605ce6ef36326b4d11c2f34e383669",
            "hash": "66d904d3283c7499dd1d89fa87eaabceddd95427f8e26881819c0a3085f12aa6",
            "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
            }
        }
    ]
}