{
    "tender_id": 4883055,
    "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": "2026-11-03T01:52:53Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867727/dostawa-czujnik-tlenu-smartgas-4\", \"buyer\": \"TAURON Wytwarzanie S.A.\", \"title\": \"DOSTAWA: CZUJNIK TLENU SmArtGas 4\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867727\", \"deadline_at\": \"2026-11-06T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:52:53Z\"}",
            "content_hash": "5fe72d918d217baab0b6f11bb8f8e3591a95c22a354a360a9b45d7968bafa55f",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "143dd867066efb33d47bdb20cf5d92404fa4e622e06fe645058c66c4502b4f85",
            "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": "2026-11-03T02:45:38Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867727/dostawa-czujnik-tlenu-smartgas-4\", \"buyer\": \"TAURON Wytwarzanie S.A.\", \"title\": \"DOSTAWA: CZUJNIK TLENU SmArtGas 4\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867727\", \"deadline_at\": \"2026-11-06T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:52:53Z\", \"procedure_url\": \"https://swoz.tauron.pl/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=13127763\"}",
            "content_hash": "c46bf966be600b89ec0bd80f832e8e857b4eb91c0d4c846a95241eccab09c91a",
            "prev_hash": "143dd867066efb33d47bdb20cf5d92404fa4e622e06fe645058c66c4502b4f85",
            "hash": "e4a994a5897a6736a8a20783dfaa0a3b03b11835491dacd2d29a733213713f9e",
            "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": 3,
            "recorded_at": "2026-11-04T19:36:11Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867727/dostawa-czujnik-tlenu-smartgas-4\", \"buyer\": \"TAURON Wytwarzanie S.A.\", \"title\": \"DOSTAWA: CZUJNIK TLENU SmArtGas 4\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867727\", \"deadline_at\": \"2026-11-06T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:52:53Z\"}",
            "content_hash": "5fe72d918d217baab0b6f11bb8f8e3591a95c22a354a360a9b45d7968bafa55f",
            "prev_hash": "e4a994a5897a6736a8a20783dfaa0a3b03b11835491dacd2d29a733213713f9e",
            "hash": "2d231e86ed84d6e8f2c76fbddebc9a1f5f7e2f7c5d45e88074e1c286d0760697",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": null
            }
        }
    ]
}