{
    "tender_id": 4335112,
    "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": "2026-10-31T12:11:04Z",
            "content": "{\"cpv\": \"45112723\", \"url\": \"https://www.przetargi.egospodarka.pl/20051127501_Rozbudowa-strefy-rekreacyjnej-i-zielonej-Parku-Westerplatte-w-Tarnowie-POWTORNE-POSTEPOWANIE_2026_2.html\", \"buyer\": \"Gmina Miasta Tarnowa - Urząd Miasta Tarnowa\", \"title\": \"Rozbudowa strefy rekreacyjnej i zielonej Parku Westerplatte w Tarnowie - POWTÓRNE POSTĘPOWANIE\", \"region\": \"malopolskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Tarnów\", \"source_id\": \"20051127501\", \"deadline_at\": \"2026-11-16T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T00:00:00Z\"}",
            "content_hash": "757798b135f384abeb7a07e0cd5c6564c91db0d308953ded0e752e0fd1d17236",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2b4bcc223881a32d453cdea303a922e6207fe1554bcd23614ec1a0e7c95972c0",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-31T12:45:32Z",
            "content": "{\"cpv\": \"45112723\", \"url\": \"https://www.przetargi.egospodarka.pl/20051127501_Rozbudowa-strefy-rekreacyjnej-i-zielonej-Parku-Westerplatte-w-Tarnowie-POWTORNE-POSTEPOWANIE_2026_2.html\", \"buyer\": \"Gmina Miasta Tarnowa - Urząd Miasta Tarnowa\", \"title\": \"Rozbudowa strefy rekreacyjnej i zielonej Parku Westerplatte w Tarnowie - POWTÓRNE POSTĘPOWANIE\", \"region\": \"malopolskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Tarnów\", \"source_id\": \"20051127501\", \"deadline_at\": \"2026-11-16T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T00:00:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1398295\"}",
            "content_hash": "85f27d378a8bc42a2eaea4306630a6d2d349ad31ba1658e52c3d8f4e5d26bc49",
            "prev_hash": "2b4bcc223881a32d453cdea303a922e6207fe1554bcd23614ec1a0e7c95972c0",
            "hash": "de35776adbf79ad8fd75678aefbcba40b34682a7e354f8519446247031755deb",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        }
    ]
}