{
    "tender_id": 1263699,
    "check": {
        "ok": true,
        "versions": 1,
        "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"33100000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/224259-2026\", \"buyer\": \"VILNIAUS MIESTO SAVIVALDYBĖS ADMINISTRACIJA\", \"title\": \"Litwa – Urządzenia medyczne – Materiały dentystyczne, narzędzia i inne środki używane w stomatologii\", \"source\": \"ted_ltu\", \"status\": \"active\", \"cpv_more\": [\"33130000\", \"33131000\", \"33132000\", \"33133000\", \"33134000\", \"33135000\", \"33136000\", \"33137000\", \"33138000\", \"33140000\", \"33141000\", \"33196000\", \"33190000\"], \"location\": \"LT011, LTU, LT011, LTU\", \"source_id\": \"224259-2026\", \"deadline_at\": \"2030-05-20T07:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-04-01T02:00:00Z\"}",
            "content_hash": "1ecc13ec316503439f70c8ebec906b4a5c98c3000953491050911c719854cbf0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b2ae323b810f519b605e45468d3b67789901ae9a8035733e4e37dc8bf71cdafc",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        }
    ]
}