{
    "tender_id": 3379282,
    "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": "2026-10-26T10:13:54Z",
            "content": "{\"cpv\": \"09123000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/738093-2026\", \"buyer\": \"Sabiedrība ar ierobežotu atbildību \\\"ĀDAŽU NAMSAIMNIEKS\\\"\", \"title\": \"Łotwa – Gaz ziemny – Vispārīgā vienošanās par dabasgāzes piegādi\", \"source\": \"ted_lva\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"LV00C, LVA, LV00C, LVA\", \"source_id\": \"738093-2026\", \"deadline_at\": \"2026-11-23T06:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-26T01:00:00Z\"}",
            "content_hash": "3fa8c8b2fd3f7637fb116b643475122343e7cd55450f81ac1d1a4c20dcdd0fd5",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "8118674c04c680c625c458e22872ef476204c6506b1c9de76a91598d3364ca26",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-26T11:14:13Z",
            "content": "{\"cpv\": \"09123000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/738093-2026\", \"buyer\": \"Sabiedrība ar ierobežotu atbildību \\\"ĀDAŽU NAMSAIMNIEKS\\\"\", \"title\": \"Łotwa – Gaz ziemny – Ogólna umowa ramowa dotycząca dostawy gazu ziemnego\", \"source\": \"ted_lva\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"LV00C, LVA, LV00C, LVA\", \"source_id\": \"738093-2026\", \"deadline_at\": \"2026-11-23T06:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-26T01:00:00Z\"}",
            "content_hash": "4ed030a511ea9a5f96cee8d0a21d5419b7957b685646cb0f9b7599162f338d2f",
            "prev_hash": "8118674c04c680c625c458e22872ef476204c6506b1c9de76a91598d3364ca26",
            "hash": "3b0dd601b0968ccece090a083502d8149744103860658578fc5059c7e18a309f",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        }
    ]
}