{
    "tender_id": 3936810,
    "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": "2026-10-29T12:44:58Z",
            "content": "{\"cpv\": \"24962000\", \"url\": \"https://lotos.logintrade.net/zapytania_email,1670166,3a5beddc31502190c3d1bcbf1ea422ef.html\", \"buyer\": \"Lotos\", \"title\": \"Remont posadzki pompowni chemikaliów na terenie Magazynu Chemicznego Rafinerii Gdańskiej\", \"region\": \"pomorskie\", \"source\": \"logintrade_open\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"pomorskie\", \"source_id\": \"1670166-3a5beddc31502190c3d1bcbf1ea422ef\", \"deadline_at\": \"2026-11-04T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T12:14:45Z\"}",
            "content_hash": "a51dbce91b3d0f29c7202f067f4b3b3ab1b65e5949f9a69a2041e17c5f6d1da5",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b98df3e12e3434502db3c568d967ee471319ad70dd9ff9ca655b7edcb1882405",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T01:45:37Z",
            "content": "{\"cpv\": \"24962000\", \"url\": \"https://lotos.logintrade.net/zapytania_email,1670166,3a5beddc31502190c3d1bcbf1ea422ef.html\", \"buyer\": \"Lotos\", \"title\": \"Remont posadzki pompowni chemikaliów na terenie Magazynu Chemicznego Rafinerii Gdańskiej\", \"region\": \"pomorskie\", \"source\": \"logintrade_open\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"pomorskie\", \"source_id\": \"1670166-3a5beddc31502190c3d1bcbf1ea422ef\", \"deadline_at\": \"2026-11-04T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T12:14:45Z\", \"procedure_url\": \"https://lotos.logintrade.net/zapytania_email,1670166,3a5beddc31502190c3d1bcbf1ea422ef.html\"}",
            "content_hash": "f338ae7867157491a90beb6110f7f224c6dcf49cbab5904a43bff172ceed1822",
            "prev_hash": "b98df3e12e3434502db3c568d967ee471319ad70dd9ff9ca655b7edcb1882405",
            "hash": "ec13020b72ce79fc4486ed75b0b153b2adc542929701648d6f2ea4bc66c1fa19",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}