{
    "tender_id": 3600859,
    "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": "2026-10-27T13:56:47Z",
            "content": "{\"cpv\": \"31214100\", \"url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070840/details\", \"buyer\": \"TAURON Dystrybucja S.A.\", \"title\": \"RZ4/206/26 R-Bystrzyca - opracowanie dokumentacji projektowej i na jej podstawie wymiana rozdzielnicy potrzeb własnych AC/DC oraz napięcia gwarantowanego (PSP 2602550)\", \"source\": \"tauron_swoz\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13070840\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T13:56:47Z\"}",
            "content_hash": "963f6e36650903d0ba23f25111218fa994795e2b01d8de63ce468ca1e254d0ec",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "0d02c9271f5eba8490b14c0542d5698a3e635675a68c7131bac319ffe1629c6e",
            "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": 2,
            "recorded_at": "2026-10-27T15:32:21Z",
            "content": "{\"cpv\": \"31214100\", \"url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070840/details\", \"buyer\": \"TAURON Dystrybucja S.A.\", \"title\": \"RZ4/206/26 R-Bystrzyca - opracowanie dokumentacji projektowej i na jej podstawie wymiana rozdzielnicy potrzeb własnych AC/DC oraz napięcia gwarantowanego (PSP 2602550)\", \"source\": \"tauron_swoz\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"13070840\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T13:56:47Z\", \"procedure_url\": \"https://swoz.tauron.pl/platform/demand/notice/public/13070840/details\"}",
            "content_hash": "b0dcbfa672935e74cb987a40d1f4d6ed7092d46f6ac0c7e86a030c9492ad52b0",
            "prev_hash": "0d02c9271f5eba8490b14c0542d5698a3e635675a68c7131bac319ffe1629c6e",
            "hash": "db3e38494ef51ad6c2c577c867011f7725ff6034bd9588f8dd07a95ee73ea3dc",
            "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
            }
        }
    ]
}