{
    "tender_id": 5610641,
    "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": "2026-11-06T11:22:52Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879315/dostawa-komory-fitotronowej\", \"buyer\": \"Uniwersytet Przyrodniczy w Poznaniu\", \"title\": \"Dostawa komory fitotronowej\", \"region\": \"wielkopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879315\", \"deadline_at\": \"2026-11-16T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:52Z\"}",
            "content_hash": "073fb30d85417827f89b4fe8ca9673ef23ecee71d5bc4581b51931260f123a55",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "64238917fefeb09b07119c96d9995e0c5e3217d313ae81f6010b5d939e00a1ec",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-08T16:16:31Z",
            "content": "{\"cpv\": \"42123400\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879315/dostawa-komory-fitotronowej\", \"buyer\": \"Uniwersytet Przyrodniczy w Poznaniu\", \"title\": \"Dostawa komory fitotronowej\", \"region\": \"wielkopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879315\", \"deadline_at\": \"2026-11-16T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:52Z\"}",
            "content_hash": "38d1f04b9eaec82855f307c05857c208ae96cde8f00780f0037a8e506fcbaa36",
            "prev_hash": "64238917fefeb09b07119c96d9995e0c5e3217d313ae81f6010b5d939e00a1ec",
            "hash": "26ff8371ffc8c65cbfe5d6473f33660b2bf8af9668880a19f16d86aa57cea3a1",
            "actor": null,
            "seal": {
                "id": 16,
                "digest": "72f8a05824ed8e52a6b46652732fcf18b4e959a25ba079607d2201da248317e1",
                "file": "https://tenderiq.pl/rejestr/pieczec-16.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-16.txt.ots",
                "bitcoin_block": 975121
            }
        }
    ]
}