{
    "tender_id": 3881767,
    "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": "2026-10-29T04:27:26Z",
            "content": "{\"cpv\": \"50600000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859086/zu-255-2026-mk-1000wrc_3-remont-kontrolera-wagowego-tensometrow-wyswietlacza-wielkogabarytowego-okablowania-uzyskanie\", \"buyer\": \"Rafineria Gdańska Sp. z o.o.\", \"title\": \"ZU/255/2026/MK - 1000WRC_3 - remont kontrolera wagowego, tensometrów, wyświetlacza wielkogabarytowego, okablowania, uzyskanie oceny zgodności (legalizacja po remoncie)\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859086\", \"deadline_at\": \"2026-11-18T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T04:27:27Z\"}",
            "content_hash": "c2859751772d0eba06cd47ab723c8c595a6c8022a12621732528f905df15ce3e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "5e7fbea42c6453b6bf03a62a3deaf6f8bc064cf4e724186ac3dccb1838d6f953",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T04:45:42Z",
            "content": "{\"cpv\": \"50600000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859086/zu-255-2026-mk-1000wrc_3-remont-kontrolera-wagowego-tensometrow-wyswietlacza-wielkogabarytowego-okablowania-uzyskanie\", \"buyer\": \"Rafineria Gdańska Sp. z o.o.\", \"title\": \"ZU/255/2026/MK - 1000WRC_3 - remont kontrolera wagowego, tensometrów, wyświetlacza wielkogabarytowego, okablowania, uzyskanie oceny zgodności (legalizacja po remoncie)\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3859086\", \"deadline_at\": \"2026-11-18T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T04:27:27Z\", \"procedure_url\": \"https://lotos.logintrade.net/zapytania_email,1670121,52b63a9c478782041ddd139fe6b10b28.html\"}",
            "content_hash": "8ea62cdf4d4450d0c3518a956e3ec1a77460d4606d55f317088d2c2b294c82b0",
            "prev_hash": "5e7fbea42c6453b6bf03a62a3deaf6f8bc064cf4e724186ac3dccb1838d6f953",
            "hash": "0fa07ec95ed390a0c7c49f5fd9286a43696003901392728803a66518fdffb66d",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        }
    ]
}