{
    "tender_id": 3881768,
    "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": "2026-10-29T04:27:26Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859085/zakup-i-dostawa-zlacz-kolejowych-oraz-zlacz-camlock-wilosci-10-szt-\", \"buyer\": \"Grupa Azoty Kopalnie i Zakłady Chemiczne Siarki Siarkopol S.A.\", \"title\": \"Zakup i dostawa złącz kolejowych oraz złącz camlock wilości 10 szt.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859085\", \"deadline_at\": \"2026-11-04T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T04:27:27Z\"}",
            "content_hash": "81f08852289cd737e2b52454e23a550e113c11224ed2bd70f06fd24ce5ab4b6e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "9f8884079a737d5a17852a880f75fb9d359d8b139086bef7744e7d02658171cd",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T04:45:40Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859085/zakup-i-dostawa-zlacz-kolejowych-oraz-zlacz-camlock-wilosci-10-szt-\", \"buyer\": \"Grupa Azoty Kopalnie i Zakłady Chemiczne Siarki Siarkopol S.A.\", \"title\": \"Zakup i dostawa złącz kolejowych oraz złącz camlock wilości 10 szt.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859085\", \"deadline_at\": \"2026-11-04T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T04:27:27Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670122,644fdf1bcdf46bacd67f903238aebdd4.html\"}",
            "content_hash": "a43012c9b932cbfbbee8983974a9661d1ead2235cd46df122d46f500b1a911e6",
            "prev_hash": "9f8884079a737d5a17852a880f75fb9d359d8b139086bef7744e7d02658171cd",
            "hash": "b6f04858fdc6ae3e225af2ab20c634af3b48b80a4eb2b3dd0472564a79fde39f",
            "actor": null,
            "seal": null
        }
    ]
}