{
    "tender_id": 5002424,
    "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": "2026-11-03T14:36:34Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3869870/zakup-latarki-czolowej\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Zakup latarki czołowej\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3869870\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T14:36:35Z\"}",
            "content_hash": "153de40fc29ecbc0aca767d62f24b73345ad28eb74d53325eb3b17814f01c649",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "82509245d605e510b73d8b00897926cb091976ab299cf7f92384cb31b63016ea",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T20:45:28Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3869870/zakup-latarki-czolowej\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Zakup latarki czołowej\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3869870\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T14:36:35Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1403209\"}",
            "content_hash": "5783bf65915778f5b00cb17e35c9e206e6be179bbb17543e5147d86593660b72",
            "prev_hash": "82509245d605e510b73d8b00897926cb091976ab299cf7f92384cb31b63016ea",
            "hash": "2ac1669daf7e57c5ed6c6e8871fd8a896df4b41649cbdd8c877b6a90a9c8648a",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        }
    ]
}