{
    "tender_id": 3634576,
    "check": {
        "ok": true,
        "versions": 5,
        "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": "2026-10-27T18:09:39Z",
            "content": "{\"cpv\": \"79822500\", \"url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\", \"buyer\": \"GRÄNGES KONIN S.A.\", \"title\": \"44144 - części rysunkowe\", \"region\": \"mazowieckie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"mazowieckie\", \"source_id\": \"grangeskonin-39954d42932e9f1a491f4bee78f822b1\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T08:26:00Z\"}",
            "content_hash": "842d96ac7965d8a0b931ee5bd949c19bf056b98069ae532f967ed722eac9c753",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "825273fd89c07308c079095520426f161bef097b2f97d552fd71afab3f78e74b",
            "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": 2,
            "recorded_at": "2026-10-28T00:59:10Z",
            "content": "{\"cpv\": \"79822500\", \"url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\", \"buyer\": \"GRÄNGES KONIN S.A\", \"title\": \"44144 - części rysunkowe\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grangeskonin-39954d42932e9f1a491f4bee78f822b1\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T12:08:00Z\"}",
            "content_hash": "7628b2197107820b9c861f8bcadaac3f6817a2507134d8cee7fc583d12036770",
            "prev_hash": "825273fd89c07308c079095520426f161bef097b2f97d552fd71afab3f78e74b",
            "hash": "5d69e4acd96d1e0f78f328293292113e1d098788dc268d73cf47ff7d9992a3f7",
            "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": "2026-10-28T05:45:47Z",
            "content": "{\"cpv\": \"79822500\", \"url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\", \"buyer\": \"GRÄNGES KONIN S.A\", \"title\": \"44144 - części rysunkowe\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grangeskonin-39954d42932e9f1a491f4bee78f822b1\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T12:08:00Z\", \"procedure_url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\"}",
            "content_hash": "08f4080c59d826ff7f0bf5f5be98eee095951aab744446eccf943d5e960c18e0",
            "prev_hash": "5d69e4acd96d1e0f78f328293292113e1d098788dc268d73cf47ff7d9992a3f7",
            "hash": "41984e8bcadc9b3584a6ef95003a1acf8a5a50587428532138a68d4b16615efd",
            "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": 4,
            "recorded_at": "2026-10-29T17:45:25Z",
            "content": "{\"cpv\": \"79822500\", \"url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\", \"buyer\": \"GRÄNGES KONIN S.A\", \"title\": \"44144 - części rysunkowe\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grangeskonin-39954d42932e9f1a491f4bee78f822b1\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T12:08:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856757/44144-czesci-rysunkowe\"}",
            "content_hash": "721dc44dd0753515b287ddcac71a1f516eba1a1b8240b53fc23935ef9355caff",
            "prev_hash": "41984e8bcadc9b3584a6ef95003a1acf8a5a50587428532138a68d4b16615efd",
            "hash": "b191b5ef675301fe5178b0fa86bc6b5421b9ece7bbdc37952bfa585664e7e8f2",
            "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": 5,
            "recorded_at": "2026-10-29T19:46:06Z",
            "content": "{\"cpv\": \"79822500\", \"url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\", \"buyer\": \"GRÄNGES KONIN S.A\", \"title\": \"44144 - części rysunkowe\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"grangeskonin-39954d42932e9f1a491f4bee78f822b1\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T12:08:00Z\", \"procedure_url\": \"https://grangeskonin.logintrade.net/portal,szczegolyZapytaniaOfertowe,39954d42932e9f1a491f4bee78f822b1.html\"}",
            "content_hash": "08f4080c59d826ff7f0bf5f5be98eee095951aab744446eccf943d5e960c18e0",
            "prev_hash": "b191b5ef675301fe5178b0fa86bc6b5421b9ece7bbdc37952bfa585664e7e8f2",
            "hash": "09ca3fd480b39bed2d7e37d355e8ff10399a48b02e06a36613fb6f6578646f69",
            "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
            }
        }
    ]
}