{
    "tender_id": 3931783,
    "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": "2026-10-29T11:16:16Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860064/wykonanie-zagospodarowania-terenu-wraz-z-nawodnieniem-na-dzialce-nr-23-obreb-1020-zlokalizowanej-przy-ul-felczaka-3c-w\", \"buyer\": \"Uniwersytet Szczeciński\", \"title\": \"Wykonanie zagospodarowania terenu wraz z nawodnieniem na działce nr 23 obręb 1020, zlokalizowanej przy ul. Felczaka 3C w Szczecinie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860064\", \"deadline_at\": \"2026-11-04T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:16Z\"}",
            "content_hash": "ded8695c9199d4e816e40f81be231e29c9f65a3c31200e4ed52dfa310153d5ce",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "eecbad4236e01edd335b051cb6aee8ba9b5714a60a703d1a3b025769e6e7caa8",
            "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": "2026-10-29T19:45:59Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860064/wykonanie-zagospodarowania-terenu-wraz-z-nawodnieniem-na-dzialce-nr-23-obreb-1020-zlokalizowanej-przy-ul-felczaka-3c-w\", \"buyer\": \"Uniwersytet Szczeciński\", \"title\": \"Wykonanie zagospodarowania terenu wraz z nawodnieniem na działce nr 23 obręb 1020, zlokalizowanej przy ul. Felczaka 3C w Szczecinie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860064\", \"deadline_at\": \"2026-11-04T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:16Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860064/wykonanie-zagospodarowania-terenu-wraz-z-nawodnieniem-na-dzialce-nr-23-obreb-1020-zlokalizowanej-przy-ul-felczaka-3c-w\"}",
            "content_hash": "a0968d5e0e967ceac33af72b0fe9c9d92e99fa4cdea4ece3f4cc8044d7a7a464",
            "prev_hash": "eecbad4236e01edd335b051cb6aee8ba9b5714a60a703d1a3b025769e6e7caa8",
            "hash": "72c38e9b2e6cff45fc10380434aaa1e6752c4a7b65f1b0afada3b019ed30b78f",
            "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
            }
        }
    ]
}