{
    "tender_id": 4138405,
    "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": "2026-10-30T13:43:12Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864125/zakup-i-dostawa-elektronarzedzi\", \"buyer\": \"MIEJSKIE PRZEDSIĘBIORSTWO OCZYSZCZANIA W M. ST. WARSZAWIE Sp. z o.o.\", \"title\": \"Zakup i dostawa elektronarzędzi\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864125\", \"deadline_at\": \"2026-11-05T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:12Z\"}",
            "content_hash": "2bb7f9695e878430deda120c7269f4c1a6b861d3e825059f5a06254296eac614",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "9f122312aef665692510d6fe8c7ba79ce6e9c7ee20cb1940731a8f058f942911",
            "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": "2026-10-30T19:45:20Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864125/zakup-i-dostawa-elektronarzedzi\", \"buyer\": \"MIEJSKIE PRZEDSIĘBIORSTWO OCZYSZCZANIA W M. ST. WARSZAWIE Sp. z o.o.\", \"title\": \"Zakup i dostawa elektronarzędzi\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864125\", \"deadline_at\": \"2026-11-05T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:12Z\", \"procedure_url\": \"https://mpowarszawa.ezamawiajacy.pl/pn/mpowarszawa/demand/notice/public/241337/details\"}",
            "content_hash": "aefdf3704e47d5551fd23e1945bec063a61d1dbbfeb845139c37ead50be221c5",
            "prev_hash": "9f122312aef665692510d6fe8c7ba79ce6e9c7ee20cb1940731a8f058f942911",
            "hash": "18e6e3a2f24c051ab87d52dfa7e7452935415c4bd1e38d82f14ab4fca25e0692",
            "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": 3,
            "recorded_at": "2026-10-30T20:45:19Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864125/zakup-i-dostawa-elektronarzedzi\", \"buyer\": \"MIEJSKIE PRZEDSIĘBIORSTWO OCZYSZCZANIA W M. ST. WARSZAWIE Sp. z o.o.\", \"title\": \"Zakup i dostawa elektronarzędzi\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864125\", \"deadline_at\": \"2026-11-05T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:12Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864125/zakup-i-dostawa-elektronarzedzi\"}",
            "content_hash": "2965c05397f4492c5b5e1160c87c0032253900d42079a3d1f848cf6a983c50ac",
            "prev_hash": "18e6e3a2f24c051ab87d52dfa7e7452935415c4bd1e38d82f14ab4fca25e0692",
            "hash": "4da90cd0055291d02c5f2347683e11599df2eb231c465b9d8236592bd9dcde5c",
            "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
            }
        }
    ]
}