{
    "tender_id": 5051379,
    "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": "2026-11-03T21:05:11Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://kowr.eb2b.com.pl/open-preview-auction.html/536855/zakup-25sztuk-stacji-dokujacych-baseus-nomos-nu1-air\", \"buyer\": \"KRAJOWY OŚRODEK WSPARCIA ROLNICTWA\", \"title\": \"Zakup 25sztuk stacji dokujących Baseus Nomos NU1 Air\", \"region\": \"opolskie\", \"source\": \"kowr_eb2b\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"OPOLSKIE\", \"source_id\": \"536855\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T14:30:00Z\"}",
            "content_hash": "fe08f7c0751214d7082109757635078b73449bc6d9feab41adbf66a39b5b67a5",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "d3b64b2cca64fc8baf75b490769fde3589b4b612ca2932da5c2676ad84307224",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T21:45:53Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://kowr.eb2b.com.pl/open-preview-auction.html/536855/zakup-25sztuk-stacji-dokujacych-baseus-nomos-nu1-air\", \"buyer\": \"KRAJOWY OŚRODEK WSPARCIA ROLNICTWA\", \"title\": \"Zakup 25sztuk stacji dokujących Baseus Nomos NU1 Air\", \"region\": \"opolskie\", \"source\": \"kowr_eb2b\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"OPOLSKIE\", \"source_id\": \"536855\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T14:30:00Z\", \"procedure_url\": \"https://platforma.eb2b.com.pl/open-preview-auction.html/536855/zakup-25sztuk-stacji-dokujacych-baseus-nomos-nu1-air\"}",
            "content_hash": "07bdfa8ca32f68db013e49334feedc1d48a4b3c779a73112bd78dcf9b112330e",
            "prev_hash": "d3b64b2cca64fc8baf75b490769fde3589b4b612ca2932da5c2676ad84307224",
            "hash": "efbfbc97b1021d18fb4d82a51aa2a91f24e43881bd67b2ec59c14fd33a0da73a",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        }
    ]
}