{
    "tender_id": 4105192,
    "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": "2026-10-30T07:34:21Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862893/sa-411-2-2026-sprzedaz-rowniarki-drogowej-radoje-dakic-nr-fabryczny-872-rok-produkcji-1989\", \"buyer\": \"Nadleśnictwo Olsztynek\", \"title\": \"SA.411.2.2026 Sprzedaż równiarki drogowej RADOJE DAKIĆ, nr fabryczny: 872, rok produkcji: 1989\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862893\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\"}",
            "content_hash": "186b4fb94dc9d3571e7b08ecf60d709ef95a918819d84e537cdaba46b89a7639",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "383c7934955dbbe770805ad0a2f5bdc9f579c95e39f5fbd9f631db0fbc791364",
            "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": "2026-10-30T13:45:03Z",
            "content": "{\"cpv\": \"14210000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862893/sa-411-2-2026-sprzedaz-rowniarki-drogowej-radoje-dakic-nr-fabryczny-872-rok-produkcji-1989\", \"buyer\": \"Nadleśnictwo Olsztynek\", \"title\": \"SA.411.2.2026 Sprzedaż równiarki drogowej RADOJE DAKIĆ, nr fabryczny: 872, rok produkcji: 1989\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862893\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\"}",
            "content_hash": "5ba38488ef402c68d6533d81526ea1708d5afacb675a24ef8414181841fb1c46",
            "prev_hash": "383c7934955dbbe770805ad0a2f5bdc9f579c95e39f5fbd9f631db0fbc791364",
            "hash": "4eb82662395c0f38f6586244ca70cbc547faeae5a2e78a13208a1ae650636ab3",
            "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": "2026-10-30T21:45:31Z",
            "content": "{\"cpv\": \"14210000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862893/sa-411-2-2026-sprzedaz-rowniarki-drogowej-radoje-dakic-nr-fabryczny-872-rok-produkcji-1989\", \"buyer\": \"Nadleśnictwo Olsztynek\", \"title\": \"SA.411.2.2026 Sprzedaż równiarki drogowej RADOJE DAKIĆ, nr fabryczny: 872, rok produkcji: 1989\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862893\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401022\"}",
            "content_hash": "d3c2200f8753c12a6ab495e24caf77614d1087468ec1de602de1539deb0acc58",
            "prev_hash": "4eb82662395c0f38f6586244ca70cbc547faeae5a2e78a13208a1ae650636ab3",
            "hash": "0abb696481eac7c4db0b2971ec0121560f1cf155857e4e4ca7afb4805d5c024c",
            "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
            }
        }
    ]
}