{
    "tender_id": 3069798,
    "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"39830000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3852353/dostawa-srodkow-czystosci-i-srodkow-higieny-osobistej-dla-pracownikow-pkp-polskie-linie-kolejowe-s-a-zakladu-linii-kolejowych-w\", \"buyer\": \"PKP Polskie Linie Kolejowe S.A.\", \"title\": \"Dostawa środków czystości i środków higieny osobistej dla pracowników PKP Polskie Linie Kolejowe S.A. Zakładu Linii Kolejowych w Poznaniu\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3852353\", \"deadline_at\": \"2026-11-09T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:34:14Z\"}",
            "content_hash": "ffcba68a49b246eaca2c523944a8f7e4b8311effbf19c2f8d2b5b123bcdde2a1",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7bc7bc220f24f15ca6fdb588aa07f40474297827fd119843b3051ed5e19019e5",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        }
    ]
}