{
    "tender_id": 4322638,
    "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": "2026-10-31T10:16:29Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864909/zakup-z-dostawa-zestawu-wideoendoskopowego-i-unitu-z-wypozazeniem-dla-potrzeb-mcz\", \"buyer\": \"KGHM Polska Miedź S.A.\", \"title\": \"Zakup z dostawą zestawu wideoendoskopowego i unitu z wypozażeniem dla potrzeb MCZ\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864909\", \"deadline_at\": \"2026-11-12T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:29Z\"}",
            "content_hash": "d1490fdebf6a67c7ab5a37e509ef6213d49766c1584955dccf9b89678d18cb2d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "bbb28e3b4dd954147c65909131d3663d9a34de5599a14cf4870471ff96e21805",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-02T00:45:57Z",
            "content": "{\"cpv\": \"33126000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864909/zakup-z-dostawa-zestawu-wideoendoskopowego-i-unitu-z-wypozazeniem-dla-potrzeb-mcz\", \"buyer\": \"KGHM Polska Miedź S.A.\", \"title\": \"Zakup z dostawą zestawu wideoendoskopowego i unitu z wypozażeniem dla potrzeb MCZ\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864909\", \"deadline_at\": \"2026-11-12T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:29Z\"}",
            "content_hash": "04f0fa55beb381e80a8a7e2ca67e9d9e01eea3f4ec22db8378115fe5a46ace64",
            "prev_hash": "bbb28e3b4dd954147c65909131d3663d9a34de5599a14cf4870471ff96e21805",
            "hash": "55ba89733f93335ecc08c7cf30aed9d55f41a961ab7845f1fcf4296c0fcbf58c",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        }
    ]
}