{
    "tender_id": 2940427,
    "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\": \"45000000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/735540-2026\", \"buyer\": \"Landkreis Passau\", \"title\": \"Niemcy – Roboty budowlane – Tafelanlagen_215110-096100-339\", \"source\": \"ted_deu\", \"status\": \"active\", \"cpv_more\": [\"45262800\"], \"location\": \"DE228, DEU, DE228, DEU\", \"source_id\": \"735540-2026\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-23T02:00:00Z\"}",
            "content_hash": "c3746dabf57e290e105132089ff051efaff1190f4447861320d3a5c42925d9a5",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b3765b5e682e68a85b41ba4816ae1f69ad466dec80d72ceb4e7bada427839ba8",
            "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
            }
        }
    ]
}