{
    "tender_id": 3858638,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-10-29T02:07:00Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/751295-2026\", \"buyer\": \"SZPITAL UNIWERSYTECKI W KRAKOWIE\", \"title\": \"Polska – Produkty farmaceutyczne – (DFP.271.184.2026.PS) Dostawa radiofarmaceutyków i zestawów do sporządzania radiofarmaceutyków\", \"region\": \"malopolskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"33696400\"], \"location\": \"PL213, POL, PL213, PL213, PL213, POL, POL, POL\", \"source_id\": \"751295-2026\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-29T01:00:00Z\"}",
            "content_hash": "3545f08b6bb25e99053779af93a1f98235cb43d10c771828e090014251b73e5f",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7add0dde4be5246592131c4a02f67703c82aab69e3fd3c1c4183749b8058503d",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T03:32:26Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/751295-2026\", \"buyer\": \"SZPITAL UNIWERSYTECKI W KRAKOWIE\", \"title\": \"Polska – Produkty farmaceutyczne – (DFP.271.184.2026.PS) Dostawa radiofarmaceutyków i zestawów do sporządzania radiofarmaceutyków\", \"region\": \"malopolskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"33696400\"], \"location\": \"PL213, POL, PL213, PL213, PL213, POL, POL, POL\", \"source_id\": \"751295-2026\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-29T01:00:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1373587\"}",
            "content_hash": "3bc16285c1b4d66c85bc00cfc085dadaa945bf3db7f9bb864a3357724e97ddd9",
            "prev_hash": "7add0dde4be5246592131c4a02f67703c82aab69e3fd3c1c4183749b8058503d",
            "hash": "526f39674d70125c67a0136dba1db9b96fd648375aaae59743cfcd6deb429de5",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-30T07:31:12Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/751295-2026\", \"buyer\": \"SZPITAL UNIWERSYTECKI W KRAKOWIE\", \"title\": \"Polska – Produkty farmaceutyczne – (DFP.271.184.2026.PS) Dostawa radiofarmaceutyków i zestawów do sporządzania radiofarmaceutyków\", \"region\": \"malopolskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"33696400\"], \"location\": \"PL213, POL, PL213, PL213, PL213, POL, POL, POL\", \"source_id\": \"751295-2026\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-29T01:00:00Z\"}",
            "content_hash": "3545f08b6bb25e99053779af93a1f98235cb43d10c771828e090014251b73e5f",
            "prev_hash": "526f39674d70125c67a0136dba1db9b96fd648375aaae59743cfcd6deb429de5",
            "hash": "4ece8710bb493a4d949d3d7d073316f3c5baac003aef73ea6702cf90b0a1610f",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-11-01T19:35:08Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/751295-2026\", \"buyer\": \"SZPITAL UNIWERSYTECKI W KRAKOWIE\", \"title\": \"Polska – Produkty farmaceutyczne – (DFP.271.184.2026.PS) Dostawa radiofarmaceutyków i zestawów do sporządzania radiofarmaceutyków\", \"region\": \"malopolskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"33696400\"], \"location\": \"PL213, POL, PL213, PL213, PL213, POL, POL, POL\", \"source_id\": \"751295-2026\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-29T01:00:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1373587\"}",
            "content_hash": "3bc16285c1b4d66c85bc00cfc085dadaa945bf3db7f9bb864a3357724e97ddd9",
            "prev_hash": "4ece8710bb493a4d949d3d7d073316f3c5baac003aef73ea6702cf90b0a1610f",
            "hash": "7ca5b965d38e8c0e2c258a9c17e9bb459633171f5f13ee6e87daafbfaec27a72",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        }
    ]
}