{
    "tender_id": 4810734,
    "check": {
        "ok": true,
        "versions": 6,
        "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": "2026-11-02T18:39:33Z",
            "content": "{\"cpv\": \"33190000\", \"url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\", \"buyer\": \"Wałbrzyskie Zakłady Koksownicze „Victoria” S.A.\", \"title\": \"Maska pełnotwarzowa 3M 6800\", \"region\": \"dolnoslaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"dolnośląskie\", \"source_id\": \"grupawzkvictoria-0dd15e83057ef43182c8a17b8ba9256a\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T10:42:00Z\"}",
            "content_hash": "62a8f18a6b8cfe82e1bb7b1a130b74be2060bdfe877a44f11ff0806b7033131b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "5fcccff56caeaf5a50756dfd4d0b16131eadf41501d95869b0525f5ec16ec5a0",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T02:29:54Z",
            "content": "{\"cpv\": \"33190000\", \"url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\", \"buyer\": \"Wałbrzyskie Zakłady Koksownicze ,,Victoria\\\" S.A\", \"title\": \"Maska pełnotwarzowa 3M 6800\", \"region\": \"dolnoslaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grupawzkvictoria-0dd15e83057ef43182c8a17b8ba9256a\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:45:00Z\"}",
            "content_hash": "d3ffbbd5f48e1be668164c47969e889cbfc8ba0bf702eaba148f5eb46eba07b2",
            "prev_hash": "5fcccff56caeaf5a50756dfd4d0b16131eadf41501d95869b0525f5ec16ec5a0",
            "hash": "a8e3e0f9d9bb57886a6444bc1d18786987d145f037c598d3a99fea4a8b8bf888",
            "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": "2026-11-03T02:45:36Z",
            "content": "{\"cpv\": \"33190000\", \"url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\", \"buyer\": \"Wałbrzyskie Zakłady Koksownicze ,,Victoria\\\" S.A\", \"title\": \"Maska pełnotwarzowa 3M 6800\", \"region\": \"dolnoslaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grupawzkvictoria-0dd15e83057ef43182c8a17b8ba9256a\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:45:00Z\", \"procedure_url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\"}",
            "content_hash": "e530547622449d8d66cabbba867cd3369df15db1fd29a0996162d9be5b5b870b",
            "prev_hash": "a8e3e0f9d9bb57886a6444bc1d18786987d145f037c598d3a99fea4a8b8bf888",
            "hash": "3587c60e80e36d5b4e59bfa0bcc86c44bffcf8abc1d4fb82c120654ba8a347d8",
            "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": 4,
            "recorded_at": "2026-11-03T13:45:34Z",
            "content": "{\"cpv\": \"33190000\", \"url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\", \"buyer\": \"Wałbrzyskie Zakłady Koksownicze ,,Victoria\\\" S.A\", \"title\": \"Maska pełnotwarzowa 3M 6800\", \"region\": \"dolnoslaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grupawzkvictoria-0dd15e83057ef43182c8a17b8ba9256a\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:45:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867178/maska-pelnotwarzowa-3m-6800\"}",
            "content_hash": "6b63f26c4ae68feef52e9b413f30c0a80523e3f4bbf23c275da752abf2b840d0",
            "prev_hash": "3587c60e80e36d5b4e59bfa0bcc86c44bffcf8abc1d4fb82c120654ba8a347d8",
            "hash": "6e5448607050f7bfe6e4705c302782527edc8599f43acfe07e791fa5cf2c3046",
            "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": 5,
            "recorded_at": "2026-11-03T21:46:13Z",
            "content": "{\"cpv\": \"33190000\", \"url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\", \"buyer\": \"Wałbrzyskie Zakłady Koksownicze ,,Victoria\\\" S.A\", \"title\": \"Maska pełnotwarzowa 3M 6800\", \"region\": \"dolnoslaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grupawzkvictoria-0dd15e83057ef43182c8a17b8ba9256a\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:45:00Z\", \"procedure_url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\"}",
            "content_hash": "e530547622449d8d66cabbba867cd3369df15db1fd29a0996162d9be5b5b870b",
            "prev_hash": "6e5448607050f7bfe6e4705c302782527edc8599f43acfe07e791fa5cf2c3046",
            "hash": "47e8ef9acff6045f49af2d26d9e6882a491e3f4b71a3f8fab9f0ac112fc410cf",
            "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": 6,
            "recorded_at": "2026-11-05T20:18:19Z",
            "content": "{\"cpv\": \"35110000\", \"url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\", \"buyer\": \"Wałbrzyskie Zakłady Koksownicze ,,Victoria\\\" S.A\", \"title\": \"Maska pełnotwarzowa 3M 6800\", \"region\": \"dolnoslaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grupawzkvictoria-0dd15e83057ef43182c8a17b8ba9256a\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:45:00Z\", \"procedure_url\": \"https://grupawzkvictoria.logintrade.net/portal,szczegolyZapytaniaOfertowe,0dd15e83057ef43182c8a17b8ba9256a.html\"}",
            "content_hash": "000e95ba92122b9cbb09d4a639ef705d31bce7c75ae8a2184b740afd9c23a783",
            "prev_hash": "47e8ef9acff6045f49af2d26d9e6882a491e3f4b71a3f8fab9f0ac112fc410cf",
            "hash": "d671ce26fe74bcc1b3b46e53c186ff7fa7ba44d27d61e4b9e4ba1b43df7e845f",
            "actor": null,
            "seal": {
                "id": 13,
                "digest": "88eaa47ed54f178cca07f94ec9f0c5d48c105c008cf249a9e53ac4ca63161903",
                "file": "https://tenderiq.pl/rejestr/pieczec-13.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-13.txt.ots",
                "bitcoin_block": 974729
            }
        }
    ]
}