{
    "tender_id": 4059676,
    "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": "2026-10-30T01:35:30Z",
            "content": "{\"cpv\": \"34731700\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861931/materia-y-techniczne-narzedzia-czesci-zamienne-wycena-do-konca-2026-roku\", \"buyer\": \"PESA Mińsk Mazowiecki Spółka Akcyjna\", \"title\": \"MATERIAŁY TECHNICZNE, NARZĘDZIA, CZĘŚCI ZAMIENNE - WYCENA DO KOŃCA 2026 ROKU\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861931\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T01:35:31Z\"}",
            "content_hash": "00ef56434236da5be919653ca2bde3355bd0a3c695240c981f84e8eb27cf376a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "430ca6644bc05432f315d04b02c9b751cab8fc8ce81a795b5f80c2e8d3f8eabd",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T01:45:38Z",
            "content": "{\"cpv\": \"34731700\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861931/materia-y-techniczne-narzedzia-czesci-zamienne-wycena-do-konca-2026-roku\", \"buyer\": \"PESA Mińsk Mazowiecki Spółka Akcyjna\", \"title\": \"MATERIAŁY TECHNICZNE, NARZĘDZIA, CZĘŚCI ZAMIENNE - WYCENA DO KOŃCA 2026 ROKU\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861931\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T01:35:31Z\", \"procedure_url\": \"https://platforma-pesa.logintrade.net/portal,szczegolyZapytaniaOfertowe,0b35de1aa249afab8dfca1a7e55d345f.html\"}",
            "content_hash": "e642cd5446efb26ee0b9059e5630b75907667633759d749f8f523f91d8b7e566",
            "prev_hash": "430ca6644bc05432f315d04b02c9b751cab8fc8ce81a795b5f80c2e8d3f8eabd",
            "hash": "01fa5bfabc897280255f97acf1a0db4c1fcad944a0cdb318583aa5b28f040185",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}