{
    "tender_id": 6995246,
    "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": "2026-11-13T02:26:41Z",
            "content": "{\"cpv\": \"34100000\", \"url\": \"https://www.przetargi.egospodarka.pl/20053575701_Zakup-pojazdu-uzytkowego-segment-LCV_2026_2.html\", \"buyer\": \"Międzygminny Kompleks Unieszkodliwiania Odpadów ProNatura Sp. z o.o.\", \"title\": \"Zakup pojazdu użytkowego (segment LCV)\", \"region\": \"kujawsko-pomorskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Bydgoszcz\", \"source_id\": \"20053575701\", \"deadline_at\": \"2026-11-24T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-12T00:00:00Z\"}",
            "content_hash": "962307bf842d39c9887b6f7ea68daeed555c9a09d44228ded2a40184592f049a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "adbb1febdc0260c64712a10c4ab42be0fa24c193cad0b85fe729e48b21eb2e04",
            "actor": null,
            "seal": {
                "id": 21,
                "digest": "9f5cc628e20cec4e7a4adf4979e6b8d5416f11dcd193f37905493253afb6d07f",
                "file": "https://tenderiq.pl/rejestr/pieczec-21.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-21.txt.ots",
                "bitcoin_block": 975729
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-13T02:46:02Z",
            "content": "{\"cpv\": \"34100000\", \"url\": \"https://www.przetargi.egospodarka.pl/20053575701_Zakup-pojazdu-uzytkowego-segment-LCV_2026_2.html\", \"buyer\": \"Międzygminny Kompleks Unieszkodliwiania Odpadów ProNatura Sp. z o.o.\", \"title\": \"Zakup pojazdu użytkowego (segment LCV)\", \"region\": \"kujawsko-pomorskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Bydgoszcz\", \"source_id\": \"20053575701\", \"deadline_at\": \"2026-11-24T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-12T00:00:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1405334\"}",
            "content_hash": "4c52c4808355f5bfbbb88095df3777bd063f7e5c45bcc73360d9d6035163c57a",
            "prev_hash": "adbb1febdc0260c64712a10c4ab42be0fa24c193cad0b85fe729e48b21eb2e04",
            "hash": "b14f87f8c32b0b35565564c29adef6c4ffe6dbd024d09601cb63cfc0b1a9819b",
            "actor": null,
            "seal": {
                "id": 21,
                "digest": "9f5cc628e20cec4e7a4adf4979e6b8d5416f11dcd193f37905493253afb6d07f",
                "file": "https://tenderiq.pl/rejestr/pieczec-21.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-21.txt.ots",
                "bitcoin_block": 975729
            }
        }
    ]
}