{
    "tender_id": 5172646,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-11-04T09:55:22Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871789/regulator-predkosci-obrotowej-arw-3-0-2\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Regulator prędkości obrotowej ARW 3.0/2\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871789\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:55:23Z\"}",
            "content_hash": "c9d5d91c2de777777386ef7977067125a252d8ef964a603968149ba66dc911f7",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "3002996c87ce113fb956e6539054beb5e094386ba6d670587516d2e35186e113",
            "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": "2026-11-04T10:46:34Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871789/regulator-predkosci-obrotowej-arw-3-0-2\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Regulator prędkości obrotowej ARW 3.0/2\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871789\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:55:23Z\", \"procedure_url\": \"https://pkpintercity.eb2b.com.pl/open-preview-auction.html/446088/regulator-predkosci-obrotowej-arw-3-0-2\"}",
            "content_hash": "26302827b13a1c86b41bacdbd4d7aab3d77a8ad49f68c17eaa7e1727ef71938f",
            "prev_hash": "3002996c87ce113fb956e6539054beb5e094386ba6d670587516d2e35186e113",
            "hash": "ae0893504641e1378d8b93fde5efb53fc890820cfbe6af0e190f1f681317ab6f",
            "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": 3,
            "recorded_at": "2026-11-06T04:19:42Z",
            "content": "{\"cpv\": \"50211000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871789/regulator-predkosci-obrotowej-arw-3-0-2\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Regulator prędkości obrotowej ARW 3.0/2\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871789\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:55:23Z\", \"procedure_url\": \"https://pkpintercity.eb2b.com.pl/open-preview-auction.html/446088/regulator-predkosci-obrotowej-arw-3-0-2\"}",
            "content_hash": "f29b86a7aea9177324efe673871d20f5b2999f9b859704f222fb547b5491f2a3",
            "prev_hash": "ae0893504641e1378d8b93fde5efb53fc890820cfbe6af0e190f1f681317ab6f",
            "hash": "2ca2fff14ee4ab70d0ee09f78f13a463d341fcd5e720e3ad225171f02d14b73a",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        }
    ]
}