{
    "tender_id": 3442591,
    "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": "2026-10-26T20:28:56Z",
            "content": "{\"cpv\": \"33140000\", \"url\": \"https://platformazakupowa.pl/transakcja/1397720\", \"buyer\": \"Wojewódzki Szpital Zespolony im. L. Rydygiera w Toruniu\", \"title\": \"TZ.383.85.2026 (PN) TZ.383.85.2026 Dostawa wyrobów medycznych jednorazowego użytku z podziałem na 13 zadań.\", \"region\": \"kujawsko-pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1397720\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-26T20:28:56Z\", \"notice_number\": \"1397720\"}",
            "content_hash": "5fce892f40bcaea4fb0dfb09fe0d0f68b9a2dd32195503e419b524dbe73c2491",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "36bc6fd435492982b2aa0da1a6e232fe8faa198f77ec03c08b20752e5bd31a90",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-26T23:35:22Z",
            "content": "{\"cpv\": \"33140000\", \"url\": \"https://platformazakupowa.pl/transakcja/1397720\", \"buyer\": \"Wojewódzki Szpital Zespolony im. L. Rydygiera w Toruniu\", \"title\": \"TZ.383.85.2026 (PN) TZ.383.85.2026 Dostawa wyrobów medycznych jednorazowego użytku z podziałem na 13 zadań.\", \"region\": \"kujawsko-pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1397720\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-26T20:28:56Z\", \"notice_number\": \"1397720\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1397720\"}",
            "content_hash": "5e67dba75ff7acff769725606f83ca0b44c2780e139c55285ab7ea3fe1853f4f",
            "prev_hash": "36bc6fd435492982b2aa0da1a6e232fe8faa198f77ec03c08b20752e5bd31a90",
            "hash": "dd485658f9e87d6e0f144d828a1d740e9e5ceadcf9e0fb41233bd41d2524e1cf",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-27T00:49:34Z",
            "content": "{\"cpv\": \"33140000\", \"url\": \"https://platformazakupowa.pl/transakcja/1397720\", \"buyer\": \"Wojewódzki Szpital Zespolony im. L. Rydygiera w Toruniu\", \"title\": \"TZ.383.85.2026 (PN) TZ.383.85.2026 Dostawa wyrobów medycznych jednorazowego użytku z podziałem na 13 zadań.\", \"region\": \"kujawsko-pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [\"33190000\", \"33141420\"], \"location\": \"Polska\", \"source_id\": \"1397720\", \"deadline_at\": \"2026-11-30T08:30:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-25T23:00:00Z\", \"notice_number\": \"1397720\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1397720\"}",
            "content_hash": "e0e3db9cd5db8d41807c055e2c54d798efa3257796131d6e1f93a7e3e0db1618",
            "prev_hash": "dd485658f9e87d6e0f144d828a1d740e9e5ceadcf9e0fb41233bd41d2524e1cf",
            "hash": "c0d0878f32fd39b136ee39adbb508ac8431da5f6202297e7dccf1ca7fb27231b",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        }
    ]
}