{
    "tender_id": 4322739,
    "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": "2026-10-31T10:16:35Z",
            "content": "{\"cpv\": \"43313100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864808/-zakup-i-dostawa-posypywarki-piasku-i-pluga-odsnieznego-do-siedziby-przedsiebiorstwa-gospodarki-komunalnej-sp-z-o-o-\", \"buyer\": \"Przedsiębiorstwo Gospodarki Komunalnej Spółka z o.o. w Biłgoraju\", \"title\": \"„Zakup i dostawa Posypywarki piasku i Pługa odśnieżnego do siedziby Przedsiębiorstwa Gospodarki Komunalnej Sp. z o.o.”\", \"region\": \"lubelskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864808\", \"deadline_at\": \"2026-11-06T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:35Z\"}",
            "content_hash": "4eafeb339d4cceb457aeb92ac489223f62922651a7f16a3cdfde6d32ace972d6",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "4c4a43ecb62eff33033d4f44a9d6b381887c808361ee7325dd590a41a3544f3f",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-31T10:46:10Z",
            "content": "{\"cpv\": \"43313100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864808/-zakup-i-dostawa-posypywarki-piasku-i-pluga-odsnieznego-do-siedziby-przedsiebiorstwa-gospodarki-komunalnej-sp-z-o-o-\", \"buyer\": \"Przedsiębiorstwo Gospodarki Komunalnej Spółka z o.o. w Biłgoraju\", \"title\": \"„Zakup i dostawa Posypywarki piasku i Pługa odśnieżnego do siedziby Przedsiębiorstwa Gospodarki Komunalnej Sp. z o.o.”\", \"region\": \"lubelskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864808\", \"deadline_at\": \"2026-11-06T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:35Z\", \"procedure_url\": \"https://pgkbilgoraj.logintrade.net/zapytania_email,244177,9426677d076e2c1051f21e99a18e479f.html\"}",
            "content_hash": "a46a7d34c1ea8fc7e07e401ed0bdb747a764706d800a6aad079ffac496dbeab8",
            "prev_hash": "4c4a43ecb62eff33033d4f44a9d6b381887c808361ee7325dd590a41a3544f3f",
            "hash": "c962c690f6cfbb840d3876a6ea9bc0c0bd68b1f3f1daa256d1bbb5a526e76457",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        }
    ]
}