{
    "tender_id": 4023581,
    "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": "2026-10-29T19:42:46Z",
            "content": "{\"cpv\": \"18424300\", \"url\": \"https://mostostalchojnice.logintrade.net/portal,szczegolyZapytaniaOfertowe,ab4c9ea42747a28cbc2019c42fc8ebab.html\", \"buyer\": \"Mostostal Chojnice Sp. z o.o.\", \"title\": \"BHP-RĘKAWICE, OKULARY\", \"region\": \"pomorskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"POMORSKIE\", \"source_id\": \"mostostalchojnice-ab4c9ea42747a28cbc2019c42fc8ebab\", \"deadline_at\": \"2026-10-30T05:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T06:39:00Z\"}",
            "content_hash": "1127266cfc8a48dd43b051383ad1895b0cbe85ebc704a91600b4f89648568747",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "9eaa7c0e1b6478d8128f63d9a309a328112ca76eff9ae0d7b0823e87339116d9",
            "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": "2026-10-30T00:45:25Z",
            "content": "{\"cpv\": \"18424300\", \"url\": \"https://mostostalchojnice.logintrade.net/portal,szczegolyZapytaniaOfertowe,ab4c9ea42747a28cbc2019c42fc8ebab.html\", \"buyer\": \"Mostostal Chojnice Sp. z o.o.\", \"title\": \"BHP-RĘKAWICE, OKULARY\", \"region\": \"pomorskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"POMORSKIE\", \"source_id\": \"mostostalchojnice-ab4c9ea42747a28cbc2019c42fc8ebab\", \"deadline_at\": \"2026-10-30T05:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T06:39:00Z\", \"procedure_url\": \"https://mostostalchojnice.logintrade.net/portal,szczegolyZapytaniaOfertowe,ab4c9ea42747a28cbc2019c42fc8ebab.html\"}",
            "content_hash": "69247d102328e8a3a4a0eba91e16785e93c9d44312756201db5750e2b31e306d",
            "prev_hash": "9eaa7c0e1b6478d8128f63d9a309a328112ca76eff9ae0d7b0823e87339116d9",
            "hash": "f0604c945cfa221eccaf93367494619d91bc4a462f2454187a5619577450ac00",
            "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
            }
        }
    ]
}