{
    "tender_id": 4990085,
    "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": "2026-11-03T13:05:41Z",
            "content": "{\"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670380,7ece77f89166ff1563a35561fa026b7c.html\", \"buyer\": \"Platformazakupowa\", \"title\": \"Zakup i dostawa kwasu cytrynowego w ilości 500 kg w 46 tygodniu 2026\", \"region\": \"opolskie\", \"source\": \"logintrade_open\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"opolskie\", \"source_id\": \"1670380-7ece77f89166ff1563a35561fa026b7c\", \"deadline_at\": \"2026-11-05T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T12:15:08Z\"}",
            "content_hash": "d9b93d3ac87175015cf236f2d5b4af91599ad5674d15d87f5210742fcf763ca0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2ea8a37ea48217c2f60805323919e1b23522f87e4db51ef0166f98d03e022c01",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T13:45:34Z",
            "content": "{\"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670380,7ece77f89166ff1563a35561fa026b7c.html\", \"buyer\": \"Platformazakupowa\", \"title\": \"Zakup i dostawa kwasu cytrynowego w ilości 500 kg w 46 tygodniu 2026\", \"region\": \"opolskie\", \"source\": \"logintrade_open\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"opolskie\", \"source_id\": \"1670380-7ece77f89166ff1563a35561fa026b7c\", \"deadline_at\": \"2026-11-05T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T12:15:08Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670380,7ece77f89166ff1563a35561fa026b7c.html\"}",
            "content_hash": "8be468dcccb8ec5b9bf98fea397bc60b43463009690d81b4e67585208bbf6554",
            "prev_hash": "2ea8a37ea48217c2f60805323919e1b23522f87e4db51ef0166f98d03e022c01",
            "hash": "86dd359be50b840951fbbc07036e7c35f92565a68c331e1e6ca06c306459534e",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        }
    ]
}