{
    "tender_id": 4772519,
    "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": "2026-11-02T12:57:44Z",
            "content": "{\"cpv\": \"71400000\", \"url\": \"https://platformazakupowa.pl/transakcja/1402140\", \"buyer\": \"Gmina Dobrcz\", \"title\": \"Sporządzanie projektów decyzji o warunkach zabudowy i zagospodarowania terenu oraz projektów decyzji o ustaleniu lokalizacji inwestycji celu publicznego dla obszaru Gminy Dobrcz\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402140\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T11:36:00Z\", \"notice_number\": \"1402140\"}",
            "content_hash": "4a51cffe0a0b2876327964c1aa0037b0b9d0cf940886ab22d1e14fa5e2ec69db",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "92169e239d094a0145a6a8f5980be5100559be4f662aebe926f29422a7cfbde8",
            "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": "2026-11-02T13:46:01Z",
            "content": "{\"cpv\": \"71400000\", \"url\": \"https://platformazakupowa.pl/transakcja/1402140\", \"buyer\": \"Gmina Dobrcz\", \"title\": \"Sporządzanie projektów decyzji o warunkach zabudowy i zagospodarowania terenu oraz projektów decyzji o ustaleniu lokalizacji inwestycji celu publicznego dla obszaru Gminy Dobrcz\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402140\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T11:36:00Z\", \"notice_number\": \"1402140\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1402140\"}",
            "content_hash": "3a9610e90db32eb78f50d3380c24ed4be4769c532792f43748246e75bfe3b741",
            "prev_hash": "92169e239d094a0145a6a8f5980be5100559be4f662aebe926f29422a7cfbde8",
            "hash": "350994ee85f24fc9ed52abddd91b9b6d3e0df1f029c161c524116a81a27a6867",
            "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
            }
        }
    ]
}