{
    "tender_id": 4095716,
    "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": "2026-10-30T06:14:40Z",
            "content": "{\"cpv\": \"90620000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050948801_Zimowe-utrzymanie-drog-gminnych-i-wewnetrznych-w-sezonie-2026-2027_2026_2.html\", \"buyer\": \"GMINA STRAWCZYN\", \"title\": \"Zimowe utrzymanie dróg gminnych i wewnętrznych w sezonie 2026/2027\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [\"90630000\"], \"location\": \"Strawczyn\", \"source_id\": \"20050948801\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T00:00:00Z\"}",
            "content_hash": "ee51278f9d39a101c2b5341428e1985c404ae5ec4003896f8fa92e7e24755f4c",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "fae0ac24f8b24c1c11a4b14f6e1a864c4455d3d3d75b2004235a676dc38cf91e",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T06:45:41Z",
            "content": "{\"cpv\": \"90620000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050948801_Zimowe-utrzymanie-drog-gminnych-i-wewnetrznych-w-sezonie-2026-2027_2026_2.html\", \"buyer\": \"GMINA STRAWCZYN\", \"title\": \"Zimowe utrzymanie dróg gminnych i wewnętrznych w sezonie 2026/2027\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [\"90630000\"], \"location\": \"Strawczyn\", \"source_id\": \"20050948801\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T00:00:00Z\", \"procedure_url\": \"https://strawczyn.ezamawiajacy.pl/pn/strawczyn/demand/notice/public/241055/details\"}",
            "content_hash": "0355910c84489204b32497406d678f2a6b43da2d87227cd2361d3581068e1967",
            "prev_hash": "fae0ac24f8b24c1c11a4b14f6e1a864c4455d3d3d75b2004235a676dc38cf91e",
            "hash": "da2227fabde4dcc01c71d4adec3a95aa728cac0f2f57c79e6a042fde5dab3f5d",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}