{
    "tender_id": 3984426,
    "check": {
        "ok": true,
        "versions": 2,
        "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": "2026-10-29T16:41:49Z",
            "content": "{\"cpv\": \"90520000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670177,ab61adc44cf4377354925df4a5eb728d.html\", \"buyer\": \"Grupa Azoty Zakłady Azotowe Puławy S.A.\", \"title\": \"wykonanie usługi odbioru i zagospodarowania odpadów o kodzie 16 05 07* - Odpad soli grzewczej oraz 13 03 08* - zużyty Dowtherm w Grupie Azoty Zakłady Azotowe Puławy S.A.”\", \"region\": \"lubelskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670177-ab61adc44cf4377354925df4a5eb728d\", \"deadline_at\": \"2026-11-13T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T14:23:00Z\"}",
            "content_hash": "0297c8b3626c05308f5bd7b955a0e76455c1448352d940f93a8016e9d328640e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "09452f6276f2455b4e39632a16fc7cd0e238c735e491e3ff8326ddb93f551916",
            "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": "2026-10-29T16:45:25Z",
            "content": "{\"cpv\": \"90520000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670177,ab61adc44cf4377354925df4a5eb728d.html\", \"buyer\": \"Grupa Azoty Zakłady Azotowe Puławy S.A.\", \"title\": \"wykonanie usługi odbioru i zagospodarowania odpadów o kodzie 16 05 07* - Odpad soli grzewczej oraz 13 03 08* - zużyty Dowtherm w Grupie Azoty Zakłady Azotowe Puławy S.A.”\", \"region\": \"lubelskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670177-ab61adc44cf4377354925df4a5eb728d\", \"deadline_at\": \"2026-11-13T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T14:23:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670177,ab61adc44cf4377354925df4a5eb728d.html\"}",
            "content_hash": "25064fa2ba9cbe4e28c9053668247f6ef99f928fbc0ade4c334e673c9a7db30b",
            "prev_hash": "09452f6276f2455b4e39632a16fc7cd0e238c735e491e3ff8326ddb93f551916",
            "hash": "58fd56bad1269727a70b14b5a30a534d2b6631c92794d9156d21636793d3ce3b",
            "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
            }
        }
    ]
}