{
    "tender_id": 4707506,
    "check": {
        "ok": true,
        "versions": 1,
        "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": [
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            "version": 1,
            "recorded_at": "2026-11-02T05:33:13Z",
            "content": "{\"cpv\": \"33140000\", \"url\": \"https://bogdanka.eb2b.com.pl/open-preview-auction.html/154103/tasma-teflonowa-78\", \"buyer\": \"LUBELSKI WĘGIEL BOGDANKA S.A.\", \"title\": \"TAŚMA TEFLONOWA\", \"source\": \"bogdanka_eb2b\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"154103\", \"deadline_at\": \"2026-11-04T10:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T05:15:00Z\"}",
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}