{
    "tender_id": 5173547,
    "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": "2026-11-04T09:56:50Z",
            "content": "{\"cpv\": \"44482000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3870701/hydrant-nadziemny-hn3-dn100-pn16-h-1900-pojedyncze-zamkniecie-cnbop-_-zkp-am926459-k-j-\", \"buyer\": \"JSW KOKS Spółka Akcyjna\", \"title\": \"HYDRANT NADZIEMNY HN3 DN100 PN16, H=1900; POJEDYNCZE ZAMKNIĘCIE; CNBOP _ ZKP AM926459 K.J.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3870701\", \"deadline_at\": \"2026-11-10T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:50Z\"}",
            "content_hash": "bdce58a2bdec720fab85f5f3688275c77d671959a858ca03128919963b23bbfc",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "24b7496a48f02cd14710e03acdce493d03563b44989cb4e24cedd7965c14209b",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T10:46:29Z",
            "content": "{\"cpv\": \"44482000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3870701/hydrant-nadziemny-hn3-dn100-pn16-h-1900-pojedyncze-zamkniecie-cnbop-_-zkp-am926459-k-j-\", \"buyer\": \"JSW KOKS Spółka Akcyjna\", \"title\": \"HYDRANT NADZIEMNY HN3 DN100 PN16, H=1900; POJEDYNCZE ZAMKNIĘCIE; CNBOP _ ZKP AM926459 K.J.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3870701\", \"deadline_at\": \"2026-11-10T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:50Z\", \"procedure_url\": \"https://jswkoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,ab6c3a33244fb070b2bdabd4da7e30f4.html\"}",
            "content_hash": "98892c2c13907e97bbd27c593de40f9f030a1827625d1949a4f11b9c373f79de",
            "prev_hash": "24b7496a48f02cd14710e03acdce493d03563b44989cb4e24cedd7965c14209b",
            "hash": "a84fc72bdab5ef63191753bd258cdafdefa6ede1bd00299c05309d8a780c0c50",
            "actor": null,
            "seal": null
        }
    ]
}