{
    "tender_id": 3694342,
    "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": "2026-10-28T00:56:13Z",
            "content": "{\"cpv\": \"90500000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/747660-2026\", \"buyer\": \"Gmina Świebodzin\", \"title\": \"Polska – Usługi związane z odpadami – Odbiór, transport i zagospodarowanie odpadów komunalnych z nieruchomości gminnych Gminy Świebodzin\", \"region\": \"lubuskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"90511000\", \"90512000\", \"90514000\"], \"location\": \"PL432, POL, PL432, POL\", \"buyer_nip\": \"9270009197\", \"source_id\": \"747660-2026\", \"deadline_at\": \"2026-11-27T08:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-28T01:00:00Z\"}",
            "content_hash": "23cf5774eb8435f8fde2dd8cf8ee2ff53eae99afdb20bb29a80b1117f510f65e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "6ec19c57590303c8eac52acca0b198e5bdbe6218916ba3c0099d0a8a551a498b",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-28T11:45:30Z",
            "content": "{\"cpv\": \"90500000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/747660-2026\", \"buyer\": \"Gmina Świebodzin\", \"title\": \"Polska – Usługi związane z odpadami – Odbiór, transport i zagospodarowanie odpadów komunalnych z nieruchomości gminnych Gminy Świebodzin\", \"region\": \"lubuskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"90511000\", \"90512000\", \"90514000\"], \"location\": \"PL432, POL, PL432, POL\", \"buyer_nip\": \"9270009197\", \"source_id\": \"747660-2026\", \"deadline_at\": \"2026-11-27T08:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-28T01:00:00Z\", \"procedure_url\": \"https://ted.europa.eu/pl/notice/-/detail/747660-2026\"}",
            "content_hash": "87b7d97b1dac7959ba0f21b65b331202b59071758be0cbdf4830e49a93f8b6f2",
            "prev_hash": "6ec19c57590303c8eac52acca0b198e5bdbe6218916ba3c0099d0a8a551a498b",
            "hash": "e3ad42f90cedbb35bacdc9873813594475a682e0a0241f10f7232d7c29e41c15",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T21:45:31Z",
            "content": "{\"cpv\": \"90500000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/747660-2026\", \"buyer\": \"Gmina Świebodzin\", \"title\": \"Polska – Usługi związane z odpadami – Odbiór, transport i zagospodarowanie odpadów komunalnych z nieruchomości gminnych Gminy Świebodzin\", \"region\": \"lubuskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"90511000\", \"90512000\", \"90514000\"], \"location\": \"PL432, POL, PL432, POL\", \"buyer_nip\": \"9270009197\", \"source_id\": \"747660-2026\", \"deadline_at\": \"2026-11-27T08:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-28T01:00:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1395811\"}",
            "content_hash": "b7d6aa90f451cc7769b1b143e29d6dfc6a63feca1a80a37881eea6e6c7c47e13",
            "prev_hash": "e3ad42f90cedbb35bacdc9873813594475a682e0a0241f10f7232d7c29e41c15",
            "hash": "89e98e021d6a1f3ee5252514ab01ebd5e2a166033b7e09ad74d4d803c410254d",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        }
    ]
}