{
    "tender_id": 4971274,
    "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": "2026-11-03T10:07:27Z",
            "content": "{\"cpv\": \"15100000\", \"url\": \"https://www.przetargi.egospodarka.pl/20051672601_Zakup-artykulow-spozywczych-dla-Domu-Pomocy-Spolecznej-w-Nowinach_2026_2.html\", \"buyer\": \"Powiat Chełmski\", \"title\": \"Zakup artykułów spożywczych dla Domu Pomocy Społecznej w Nowinach\", \"region\": \"lubelskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Chełm\", \"source_id\": \"20051672601\", \"deadline_at\": \"2026-11-10T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T00:00:00Z\"}",
            "content_hash": "b09be8570ed04eae543367d44f83b64fd926c1ca6f8ecdc578e579bb54cc6f26",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "bbfdca9397d566b19ea0c649cb504c59cbcf364521a727ebddabcd32b8fea34f",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T10:45:33Z",
            "content": "{\"cpv\": \"15100000\", \"url\": \"https://www.przetargi.egospodarka.pl/20051672601_Zakup-artykulow-spozywczych-dla-Domu-Pomocy-Spolecznej-w-Nowinach_2026_2.html\", \"buyer\": \"Powiat Chełmski\", \"title\": \"Zakup artykułów spożywczych dla Domu Pomocy Społecznej w Nowinach\", \"region\": \"lubelskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Chełm\", \"source_id\": \"20051672601\", \"deadline_at\": \"2026-11-10T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T00:00:00Z\", \"procedure_url\": \"https://zamowienia.powiatchelmski.pl/#/offer/83cd0820-7f7d-4fa5-855f-1ebd65aee97f\"}",
            "content_hash": "6666304d1414eeadf87963843ea4b4ec4d1cb149b7d06f478d1222fbca11d8b7",
            "prev_hash": "bbfdca9397d566b19ea0c649cb504c59cbcf364521a727ebddabcd32b8fea34f",
            "hash": "b4db947f20f979ea36c5397f9009d94b80ce01c37f7e48f42d484c67e7eabca5",
            "actor": null,
            "seal": null
        }
    ]
}