{
    "tender_id": 3931889,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-10-29T11:16:26Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859939/zapytanie-o-zawor-trj-658-03\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"ZAPYTANIE O ZAWÓR TRJ 658-03\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859939\", \"deadline_at\": \"2026-10-30T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:26Z\"}",
            "content_hash": "ed48263d98619efa9da495d41a68462f88ebe18cb9606fa24d2da8f1af42f246",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "ca16bff0a455d477addaaf5fea28f89c003e9a0691259287323a074053f93eb4",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T11:45:34Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859939/zapytanie-o-zawor-trj-658-03\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"ZAPYTANIE O ZAWÓR TRJ 658-03\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859939\", \"deadline_at\": \"2026-10-30T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:26Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858025/zapytanie-na-zawor-trj-658-03\"}",
            "content_hash": "2a27c574f71c2dcada3ef46fe046441682bfc80d92c90fb355f02d9e28dd907b",
            "prev_hash": "ca16bff0a455d477addaaf5fea28f89c003e9a0691259287323a074053f93eb4",
            "hash": "86bde72e9665ea93c821f03b8c304c8f17936ba896bcc7e171a6194e6f386561",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-30T09:45:18Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859939/zapytanie-o-zawor-trj-658-03\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"ZAPYTANIE O ZAWÓR TRJ 658-03\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859939\", \"deadline_at\": \"2026-10-30T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:26Z\"}",
            "content_hash": "ed48263d98619efa9da495d41a68462f88ebe18cb9606fa24d2da8f1af42f246",
            "prev_hash": "86bde72e9665ea93c821f03b8c304c8f17936ba896bcc7e171a6194e6f386561",
            "hash": "fca89bc4bec99f3d73c5b70b0ae9af234c0beffd6369f6c4af5251148eed83cd",
            "actor": null,
            "seal": null
        },
        {
            "version": 4,
            "recorded_at": "2026-10-30T11:29:44Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859939/zapytanie-o-zawor-trj-658-03\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"ZAPYTANIE O ZAWÓR TRJ 658-03\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859939\", \"deadline_at\": \"2026-10-30T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:26Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127717\"}",
            "content_hash": "e2ef2ef33a5950d3e1e9bc5ea8de8e2a7305599fc6b9d86dc07da1925a8cbf48",
            "prev_hash": "fca89bc4bec99f3d73c5b70b0ae9af234c0beffd6369f6c4af5251148eed83cd",
            "hash": "0b9aa3133e3a97ceed3b332b069558eeb4d25ef3ea7201f3e5cd3cedc6a64180",
            "actor": null,
            "seal": null
        }
    ]
}