{
    "tender_id": 4222727,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-10-30T21:22:07Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://platformazakupowa.pl/transakcja/1398281\", \"buyer\": \"Samodzielny Publiczny Zakład Opieki Zdrowotnej w Sulęcinie\", \"title\": \"ZP/N/10/26 Dostawa leków\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398281\", \"deadline_at\": \"2026-12-04T10:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T21:22:07Z\", \"notice_number\": \"1398281\"}",
            "content_hash": "b4ffd4cdbd5019b228100a4284d2d29c0d6272f750fd05257e900cadd9ad7123",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "33d1a3821397ecd1ed6e6b18f707c63d3db608f7760cba2324c7aa5e21d586c8",
            "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": 2,
            "recorded_at": "2026-10-30T21:45:31Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://platformazakupowa.pl/transakcja/1398281\", \"buyer\": \"Samodzielny Publiczny Zakład Opieki Zdrowotnej w Sulęcinie\", \"title\": \"ZP/N/10/26 Dostawa leków\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398281\", \"deadline_at\": \"2026-12-04T10:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T21:22:07Z\", \"notice_number\": \"1398281\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1398281\"}",
            "content_hash": "3a96b1c48f27696853fec65d7b570c86abb4df1eb991e64cf3f1ed68c42d3c0c",
            "prev_hash": "33d1a3821397ecd1ed6e6b18f707c63d3db608f7760cba2324c7aa5e21d586c8",
            "hash": "d008a3b7f0074dd7f7fb59f392edb189957e4421d2c3a374d3c188c67b9177b3",
            "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": 3,
            "recorded_at": "2026-10-31T01:37:37Z",
            "content": "{\"cpv\": \"33600000\", \"url\": \"https://platformazakupowa.pl/transakcja/1398281\", \"buyer\": \"Samodzielny Publiczny Zakład Opieki Zdrowotnej w Sulęcinie\", \"title\": \"ZP/N/10/26 Dostawa leków\", \"region\": \"lubuskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398281\", \"deadline_at\": \"2026-12-04T10:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T14:01:00Z\", \"notice_number\": \"1398281\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1398281\"}",
            "content_hash": "153f2dd2ee515c9ab6397973a5b1fae29dfd6c883368804b6d76fbc89c4cc31c",
            "prev_hash": "d008a3b7f0074dd7f7fb59f392edb189957e4421d2c3a374d3c188c67b9177b3",
            "hash": "dbe4a4957331375aa4617f8a46277dca7b58b2ef616eb975a8ad76c6868cd1a9",
            "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
            }
        }
    ]
}