{
    "tender_id": 5686406,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-11-06T20:53:10Z",
            "content": "{\"cpv\": \"33100000\", \"url\": \"https://pl-deheus.logintrade.net/portal,szczegolyZapytaniaOfertowe,19220ca176cf863584c6a305edd5f2b0.html\", \"buyer\": \"De Heus Sp. z o. o.\", \"title\": \"Baterie do narzedzi Milwaukee\", \"region\": \"lodzkie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"łódzkie\", \"source_id\": \"pl-deheus-19220ca176cf863584c6a305edd5f2b0\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:50:00Z\"}",
            "content_hash": "4c9298599d60534ede9f07cf79a5edb87d7a8c17b6c517aef75ace61611154a5",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "fb90d6a2095a0a8359c20cab23b1e0157cbbdef380fb9ddf74ab22745b952624",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-07T02:15:46Z",
            "content": "{\"cpv\": \"33100000\", \"url\": \"https://pl-deheus.logintrade.net/portal,szczegolyZapytaniaOfertowe,19220ca176cf863584c6a305edd5f2b0.html\", \"buyer\": \"De Heus Sp. z o. o\", \"title\": \"Baterie do narzedzi Milwaukee\", \"region\": \"lodzkie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"pl-deheus-19220ca176cf863584c6a305edd5f2b0\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T15:40:00Z\"}",
            "content_hash": "5d93d2a278dd5e0c8eb8cd4146bd6468a57d09588af096cd5e449628cfc86f1c",
            "prev_hash": "fb90d6a2095a0a8359c20cab23b1e0157cbbdef380fb9ddf74ab22745b952624",
            "hash": "7650fc7ce2394c048c300ae86a00d3bc9f2bba4006e9002dd3fcc40e9aa18a95",
            "actor": null,
            "seal": {
                "id": 15,
                "digest": "f6c36eda82d4dc4a4cabf73097f0dd62e17d55fa4f2594c5f095c0de4855ff5a",
                "file": "https://tenderiq.pl/rejestr/pieczec-15.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-15.txt.ots",
                "bitcoin_block": 975002
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-07T02:45:42Z",
            "content": "{\"cpv\": \"33100000\", \"url\": \"https://pl-deheus.logintrade.net/portal,szczegolyZapytaniaOfertowe,19220ca176cf863584c6a305edd5f2b0.html\", \"buyer\": \"De Heus Sp. z o. o\", \"title\": \"Baterie do narzedzi Milwaukee\", \"region\": \"lodzkie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"pl-deheus-19220ca176cf863584c6a305edd5f2b0\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T15:40:00Z\", \"procedure_url\": \"https://pl-deheus.logintrade.net/portal,szczegolyZapytaniaOfertowe,19220ca176cf863584c6a305edd5f2b0.html\"}",
            "content_hash": "48b1c15d6688c8924c11612118a06c793f083c7cc10c18ea2b9136170a14c068",
            "prev_hash": "7650fc7ce2394c048c300ae86a00d3bc9f2bba4006e9002dd3fcc40e9aa18a95",
            "hash": "655d72296f2e0bf707ef2ed8b8635ff4b3f0cf0786b8cede1e4563ac0f2e6a85",
            "actor": null,
            "seal": {
                "id": 15,
                "digest": "f6c36eda82d4dc4a4cabf73097f0dd62e17d55fa4f2594c5f095c0de4855ff5a",
                "file": "https://tenderiq.pl/rejestr/pieczec-15.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-15.txt.ots",
                "bitcoin_block": 975002
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-11-09T06:01:50Z",
            "content": "{\"cpv\": \"33100000\", \"url\": \"https://pl-deheus.logintrade.net/portal,szczegolyZapytaniaOfertowe,19220ca176cf863584c6a305edd5f2b0.html\", \"buyer\": \"De Heus Sp. z o. o.\", \"title\": \"Baterie do narzedzi Milwaukee\", \"region\": \"lodzkie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"łódzkie\", \"source_id\": \"pl-deheus-19220ca176cf863584c6a305edd5f2b0\", \"deadline_at\": \"2026-11-10T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:50:00Z\", \"procedure_url\": \"https://pl-deheus.logintrade.net/portal,szczegolyZapytaniaOfertowe,19220ca176cf863584c6a305edd5f2b0.html\"}",
            "content_hash": "d344f946616e305b9e73728f971567107335716eae82c2f2396ac2c784463be6",
            "prev_hash": "655d72296f2e0bf707ef2ed8b8635ff4b3f0cf0786b8cede1e4563ac0f2e6a85",
            "hash": "6cfdc4d4f4127c43c409f2c2f5a0bc5bee50cf56237e49e6e8727089d51be44c",
            "actor": null,
            "seal": null
        }
    ]
}