{
    "tender_id": 4813110,
    "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": "2026-11-02T19:22:43Z",
            "content": "{\"cpv\": \"30121430\", \"url\": \"https://platformazakupowa.pl/transakcja/1402353\", \"buyer\": \"Komenda Wojewódzka Policji we Wrocławiu\", \"title\": \"Zakup i dostawa- drukarka mobilna HP OfficeJet 200 z dodatkowymi oryginalnymi tuszami zapasowymi: HP 62XL C2P05AE tusz czarny i HP 62XL C2P07AE tusz 3-kolorowy- 10 kompl.- KWP Wrocław\", \"region\": \"zachodniopomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402353\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T12:41:00Z\", \"notice_number\": \"1402353\"}",
            "content_hash": "46067f4ddd2a4688c518a3e72844fe1d3da9f2a61ec66ba59ee4a7ef4dca8329",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "d0c703a0d938f9cd4f9ba02bb6d320014b535b28b007809e3ce8ac9b7a2fc222",
            "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": "2026-11-02T20:45:34Z",
            "content": "{\"cpv\": \"30121430\", \"url\": \"https://platformazakupowa.pl/transakcja/1402353\", \"buyer\": \"Komenda Wojewódzka Policji we Wrocławiu\", \"title\": \"Zakup i dostawa- drukarka mobilna HP OfficeJet 200 z dodatkowymi oryginalnymi tuszami zapasowymi: HP 62XL C2P05AE tusz czarny i HP 62XL C2P07AE tusz 3-kolorowy- 10 kompl.- KWP Wrocław\", \"region\": \"zachodniopomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402353\", \"deadline_at\": \"2026-11-09T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T12:41:00Z\", \"notice_number\": \"1402353\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1402353\"}",
            "content_hash": "394b67c01556e8a7864f7cf21daac1651a423aafcfb52297ae0248d726db19f3",
            "prev_hash": "d0c703a0d938f9cd4f9ba02bb6d320014b535b28b007809e3ce8ac9b7a2fc222",
            "hash": "b80ca3896343a3ca3eeb8f7fbb6dd060aff025a28e5cc105e124d4521cb1accd",
            "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
            }
        }
    ]
}