{
    "tender_id": 5106768,
    "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": "2026-11-04T02:22:32Z",
            "content": "{\"url\": \"https://um-bielsko.logintrade.net/zapytania_email,243422,9a77d5893316c9ec11a547f498160eca.html\", \"buyer\": \"SZKOŁA PODSTAWOWA NR 9 IM. TADEUSZA KOŚCIUSZKI\", \"title\": \",,Świadczenie usług cateringowych \\\"\", \"source\": \"pzp24_open\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"243422-9a77d5893316c9ec11a547f498160eca\", \"deadline_at\": \"2026-11-12T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T11:41:00Z\"}",
            "content_hash": "b04b5bbc5a80b7bf80c589fbd126a6b82f372a867a85cca365a16eb58ec06253",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2739ab9baf16f1981ad1d3e1ce9b3c1009fdea87dc15e392c56a353585f14c46",
            "actor": null,
            "seal": null
        }
    ]
}