{
    "tender_id": 1149730,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"09310000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3828606/dostawa-i-montaz-magazynow-energii-elektrycznej-dla-obiektow-infrastruktury-komunalnej-gminy-minsk-mazowiecki\", \"buyer\": \"Gmina Mińsk Mazowiecki\", \"title\": \"Dostawa i montaż magazynów energii elektrycznej dla obiektów infrastruktury komunalnej Gminy Mińsk Mazowiecki\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3828606\", \"deadline_at\": \"2026-11-16T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-13T03:32:27Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/706134-2026\"}",
            "content_hash": "40c1e627ef8d9cb760fdb3511b8370da765821bb810329eee6246587dd3d26a9",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "cdab0b49440def26b533a352c08020ca99aa1354de57812e47a6d42c6f3b4b10",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-26T23:35:46Z",
            "content": "{\"cpv\": \"09310000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3828606/dostawa-i-montaz-magazynow-energii-elektrycznej-dla-obiektow-infrastruktury-komunalnej-gminy-minsk-mazowiecki\", \"buyer\": \"Gmina Mińsk Mazowiecki\", \"title\": \"Dostawa i montaż magazynów energii elektrycznej dla obiektów infrastruktury komunalnej Gminy Mińsk Mazowiecki\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3828606\", \"deadline_at\": \"2026-11-16T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-13T03:32:27Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3828606/dostawa-i-montaz-magazynow-energii-elektrycznej-dla-obiektow-infrastruktury-komunalnej-gminy-minsk-mazowiecki\"}",
            "content_hash": "40f9f051f6a65b611a9def4df08ece634cf0032ec02dfee99352fefc77f4494b",
            "prev_hash": "cdab0b49440def26b533a352c08020ca99aa1354de57812e47a6d42c6f3b4b10",
            "hash": "8294e13e6532d313ce6d90f1092b29912170303d18c787bd21b0caa16b25cafe",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-27T11:34:12Z",
            "content": "{\"cpv\": \"09310000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3828606/dostawa-i-montaz-magazynow-energii-elektrycznej-dla-obiektow-infrastruktury-komunalnej-gminy-minsk-mazowiecki\", \"buyer\": \"Gmina Mińsk Mazowiecki\", \"title\": \"Dostawa i montaż magazynów energii elektrycznej dla obiektów infrastruktury komunalnej Gminy Mińsk Mazowiecki\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3828606\", \"deadline_at\": \"2026-11-16T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-13T03:32:27Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/706134-2026\"}",
            "content_hash": "40c1e627ef8d9cb760fdb3511b8370da765821bb810329eee6246587dd3d26a9",
            "prev_hash": "8294e13e6532d313ce6d90f1092b29912170303d18c787bd21b0caa16b25cafe",
            "hash": "51095402635007744d6014d4f5976b2420713fc7315d90111f2329de28da2d5c",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        }
    ]
}