{
    "tender_id": 4105265,
    "check": {
        "ok": true,
        "versions": 1,
        "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": "2026-10-30T07:34:30Z",
            "content": "{\"cpv\": \"79710000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862797/odbior-odpadow-komunalnych-z-obiektu-imgw-pib-zlokalizowanego-w-slupsku-przy-ul-mlynskiej-1a-w-okresie-od-01-01-2027-r-do\", \"buyer\": \"Instytut Meteorologii i Gospodarki Wodnej - Państwowy Instytut Badawczy\", \"title\": \"Odbiór odpadów komunalnych z obiektu IMGW-PIB zlokalizowanego w Słupsku przy ul. Młyńskiej 1A w okresie od 01.01.2027 r. do 31.01.2029 r.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862797\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:30Z\"}",
            "content_hash": "9231c0df9750cac9c4b5f7f49ac2c89d8627ff87206518c7fc6653a7631c6c1a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "11c281793f88232701d6b2cff112f5b2ed7c6745081310e83342b4fc78828af3",
            "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
            }
        }
    ]
}