{
    "tender_id": 1053866,
    "check": {
        "ok": true,
        "versions": 5,
        "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\": \"45000000\", \"url\": \"https://platformazakupowa.pl/transakcja/1366592\", \"buyer\": \"Gmina Wschowa\", \"title\": \"BI.271.25.2026 „Przebudowa ulicy Garbarskiej we Wschowie”\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [\"45100000\", \"45233200\", \"45233140\", \"45233142\", \"45233220\"], \"location\": \"Polska\", \"source_id\": \"1366592\", \"deadline_at\": \"2026-10-28T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-09-02T22:00:00Z\", \"notice_number\": \"1366592\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1366592\"}",
            "content_hash": "6330bce2eeab8fa2c793518a871929d4078ee1efa84afb614f34a280983cb333",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "86aef4e819411b8e209c7f2be7d1385b3c8351056a336fc38d155ae9ae1f883b",
            "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": "2026-10-27T20:58:55Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://platformazakupowa.pl/transakcja/1366592\", \"buyer\": \"Gmina Wschowa\", \"title\": \"BI.271.25.2026 „Przebudowa ulicy Garbarskiej we Wschowie”\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [\"45100000\", \"45233200\", \"45233140\", \"45233142\", \"45233220\"], \"location\": \"Polska\", \"source_id\": \"1366592\", \"deadline_at\": \"2026-11-02T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-09-02T22:00:00Z\", \"notice_number\": \"1366592\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1366592\"}",
            "content_hash": "78ebd5a457adb0847c8c6d93d37311e08198d0c5402b676cf3cf4e6bacfbdb92",
            "prev_hash": "86aef4e819411b8e209c7f2be7d1385b3c8351056a336fc38d155ae9ae1f883b",
            "hash": "b8bff17665734e6a06eed8545e0ca700cd8ee7dbcd8c30a98776226d0f4cdd98",
            "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": "2026-10-28T11:45:31Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://platformazakupowa.pl/transakcja/1366592\", \"buyer\": \"Gmina Wschowa\", \"title\": \"BI.271.25.2026 „Przebudowa ulicy Garbarskiej we Wschowie”\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [\"45100000\", \"45233200\", \"45233140\", \"45233142\", \"45233220\"], \"location\": \"Polska\", \"source_id\": \"1366592\", \"deadline_at\": \"2026-11-02T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-09-02T22:00:00Z\", \"notice_number\": \"1366592\"}",
            "content_hash": "87ffc8ed3e318c40f7ae50514cbd8b105ad72b1236515f25c77b312587d604da",
            "prev_hash": "b8bff17665734e6a06eed8545e0ca700cd8ee7dbcd8c30a98776226d0f4cdd98",
            "hash": "13dcb5ef346662780ce15f60e59be46557a83768b89047aebb362f97b9b16d5d",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-29T19:31:04Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://platformazakupowa.pl/transakcja/1366592\", \"buyer\": \"Gmina Wschowa\", \"title\": \"BI.271.25.2026 „Przebudowa ulicy Garbarskiej we Wschowie”\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [\"45100000\", \"45233200\", \"45233140\", \"45233142\", \"45233220\"], \"location\": \"Polska\", \"source_id\": \"1366592\", \"deadline_at\": \"2026-11-02T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-09-02T22:00:00Z\", \"notice_number\": \"1366592\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1366592\"}",
            "content_hash": "78ebd5a457adb0847c8c6d93d37311e08198d0c5402b676cf3cf4e6bacfbdb92",
            "prev_hash": "13dcb5ef346662780ce15f60e59be46557a83768b89047aebb362f97b9b16d5d",
            "hash": "905cc8a1a90490ee267a2315c85bba422272745b222f78a2da2b90352e692ab1",
            "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": 5,
            "recorded_at": "2026-10-30T20:58:51Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://platformazakupowa.pl/transakcja/1366592\", \"buyer\": \"Gmina Wschowa\", \"title\": \"BI.271.25.2026 „Przebudowa ulicy Garbarskiej we Wschowie”\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [\"45100000\", \"45233200\", \"45233140\", \"45233142\", \"45233220\"], \"location\": \"Polska\", \"source_id\": \"1366592\", \"deadline_at\": \"2026-11-04T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-09-02T22:00:00Z\", \"notice_number\": \"1366592\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1366592\"}",
            "content_hash": "f035c595b440d21595cdbf77f8eb2ebb7099a66b14d55c7014f13bf2417bf7ad",
            "prev_hash": "905cc8a1a90490ee267a2315c85bba422272745b222f78a2da2b90352e692ab1",
            "hash": "7ee0a9fe89e2bc6357743cee75579c25dcffd23bd65af7e0628c10274acc4bfd",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}