{
    "tender_id": 4883254,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-11-03T01:53:20Z",
            "content": "{\"cpv\": \"79315000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867335/zakup-i-dostawa-bitow-pz2-indeks-mn200023-\", \"buyer\": \"ES SYSTEM K SP. Z O.O.\", \"title\": \"Zakup i dostawa bitów PZ2 (indeks MN200023)\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867335\", \"deadline_at\": \"2026-11-08T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:53:21Z\"}",
            "content_hash": "9ac679603af5197f3d2becede7cdf3f2b9b29a9f202b0fbeb7110d7932d88ca4",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "8e0dbcdc0b72813436a05506de50b204ea811672f7171bd8e951fee10b16eae3",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T02:45:36Z",
            "content": "{\"cpv\": \"79315000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867335/zakup-i-dostawa-bitow-pz2-indeks-mn200023-\", \"buyer\": \"ES SYSTEM K SP. Z O.O.\", \"title\": \"Zakup i dostawa bitów PZ2 (indeks MN200023)\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867335\", \"deadline_at\": \"2026-11-08T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:53:21Z\", \"procedure_url\": \"https://platformazakupowa.logintrade.pl/rfxs/huhtamaki/3fc48506-6c13-4ce6-ba85-a41bb3751c59\"}",
            "content_hash": "f14530e146a7fc81312a4eda007d60d2b62a226f78629fa556e6f9de4f305be3",
            "prev_hash": "8e0dbcdc0b72813436a05506de50b204ea811672f7171bd8e951fee10b16eae3",
            "hash": "89f640640f2e24ec92c3cc973de0f0feb5b9bb24478aafc280e70801a68f9652",
            "actor": null,
            "seal": null
        },
        {
            "version": 3,
            "recorded_at": "2026-11-03T13:45:33Z",
            "content": "{\"cpv\": \"79315000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867335/zakup-i-dostawa-bitow-pz2-indeks-mn200023-\", \"buyer\": \"ES SYSTEM K SP. Z O.O.\", \"title\": \"Zakup i dostawa bitów PZ2 (indeks MN200023)\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867335\", \"deadline_at\": \"2026-11-08T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:53:21Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865195/zakup-i-dostawa-tasm-papierowych-przemyslowych-18190-niebieskich\"}",
            "content_hash": "93bb12caf3654883c362a222dcabd2b848f7453764db399213eb95c93a86e3f5",
            "prev_hash": "89f640640f2e24ec92c3cc973de0f0feb5b9bb24478aafc280e70801a68f9652",
            "hash": "85821d72713bb896baa9b7cd22f1b6a4eba33f6a888b550a606a70d7e84577a6",
            "actor": null,
            "seal": null
        }
    ]
}