{
    "tender_id": 6194783,
    "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": "2026-11-09T21:00:19Z",
            "content": "{\"cpv\": \"79810000\", \"url\": \"https://sol-klodawa.logintrade.net/portal,szczegolyZapytaniaOfertowe,35caf300ed401d6797340ff18d24c492.html\", \"buyer\": \"Kopalnia Soli \\\"Kłodawa\\\" S.A.\", \"title\": \"Druki zakładowe\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"wielkopolskie\", \"source_id\": \"sol-klodawa-35caf300ed401d6797340ff18d24c492\", \"deadline_at\": \"2026-11-11T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-09T09:52:00Z\"}",
            "content_hash": "01794a00858b15b659115525684a41693b248269f9e042ea1238635837e692d1",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "bc5ba6ca388d989ee5af6549815d72c71f7e2b4f7806c788b2d3f96d6ed99e13",
            "actor": null,
            "seal": {
                "id": 17,
                "digest": "ff8cb03aa08e7c772155df1b20fd8d51c1cab7cd026d5e31aa3d74d6ab70c7b2",
                "file": "https://tenderiq.pl/rejestr/pieczec-17.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-17.txt.ots",
                "bitcoin_block": 975226
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-10T01:12:57Z",
            "content": "{\"cpv\": \"79810000\", \"url\": \"https://sol-klodawa.logintrade.net/portal,szczegolyZapytaniaOfertowe,35caf300ed401d6797340ff18d24c492.html\", \"buyer\": \"Kopalnia Soli \\\"Kłodawa\\\" S.A\", \"title\": \"Druki zakładowe\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"sol-klodawa-35caf300ed401d6797340ff18d24c492\", \"deadline_at\": \"2026-11-11T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-09T12:15:00Z\"}",
            "content_hash": "a33728edef9dc99501eed5d70f85c26d4bcfe5f3905760ea0a713946d6d87b8d",
            "prev_hash": "bc5ba6ca388d989ee5af6549815d72c71f7e2b4f7806c788b2d3f96d6ed99e13",
            "hash": "2dff73f37af11af27457bf39fa33d560b980306c39ae8fb9f1c8f5ef044c250b",
            "actor": null,
            "seal": null
        }
    ]
}