{
    "tender_id": 5079354,
    "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": "2026-11-04T00:37:44Z",
            "content": "{\"cpv\": \"34922100\", \"url\": \"https://colas.logintrade.net/portal,szczegolyZapytaniaOfertowe,dafe15c07004c900f12e689f43d1b3e1.html\", \"buyer\": \"Colas Polska spółka z ograniczoną odpowiedzialnością\", \"title\": \"Oznakowanie Pionowe\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"colas-dafe15c07004c900f12e689f43d1b3e1\", \"deadline_at\": \"2026-11-16T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T15:10:00Z\"}",
            "content_hash": "f866c5425b5281306456d7abfee6b8c07f23b37efff9ffd96f36487375b6996e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "44e08d4f86bc8d1c162bba94d04c1ce5f2922a1daf40cc55a67e127d5d140b68",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-10T01:45:30Z",
            "content": "{\"cpv\": \"34922100\", \"url\": \"https://colas.logintrade.net/portal,szczegolyZapytaniaOfertowe,dafe15c07004c900f12e689f43d1b3e1.html\", \"buyer\": \"Colas Polska spółka z ograniczoną odpowiedzialnością\", \"title\": \"Oznakowanie Pionowe\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"colas-dafe15c07004c900f12e689f43d1b3e1\", \"deadline_at\": \"2026-11-16T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T15:10:00Z\", \"procedure_url\": \"https://colas.logintrade.net/portal,szczegolyZapytaniaOfertowe,dafe15c07004c900f12e689f43d1b3e1.html\"}",
            "content_hash": "c5301c2d473f21fee09db70712b5122dd971a8149140f8ff7a055140f3e5bd97",
            "prev_hash": "44e08d4f86bc8d1c162bba94d04c1ce5f2922a1daf40cc55a67e127d5d140b68",
            "hash": "2753af4c7326f839443ac03fdf11efb37130903080c0b5c0918783c708ea8897",
            "actor": null,
            "seal": {
                "id": 18,
                "digest": "adeec00ed6b673509a2a075e675623159dccab6a142d1ac62c122cfe1d16794c",
                "file": "https://tenderiq.pl/rejestr/pieczec-18.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-18.txt.ots",
                "bitcoin_block": 975359
            }
        }
    ]
}