{
    "tender_id": 4818762,
    "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": "2026-11-02T19:47:45Z",
            "content": "{\"cpv\": \"34740000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3866662/dron-dji-mavic-4-pro-fly-more-combo-rc-2\", \"buyer\": \"GMINA PIŁA\", \"title\": \"Dron DJI Mavic 4 Pro Fly More Combo RC 2\", \"region\": \"wielkopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3866662\", \"deadline_at\": \"2026-11-09T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T19:47:46Z\"}",
            "content_hash": "4191648f5128e7c7418c665a7adec38c1dad3ea854d70b399b1c99837a598f5e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "fdf53fa8659b918cbfd32a036b113d56914fabf17135bc7921ea42c5e8c564ee",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-02T20:45:35Z",
            "content": "{\"cpv\": \"34740000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3866662/dron-dji-mavic-4-pro-fly-more-combo-rc-2\", \"buyer\": \"GMINA PIŁA\", \"title\": \"Dron DJI Mavic 4 Pro Fly More Combo RC 2\", \"region\": \"wielkopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3866662\", \"deadline_at\": \"2026-11-09T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T19:47:46Z\", \"procedure_url\": \"https://umpila.ezamawiajacy.pl/pn/umpila/demand/notice/public/241568/details\"}",
            "content_hash": "1b197e993308def27ff4994a4e645169038e00efc7031659eb68bf07b5db5d6f",
            "prev_hash": "fdf53fa8659b918cbfd32a036b113d56914fabf17135bc7921ea42c5e8c564ee",
            "hash": "c455f6b1a9d5c34cc7f1ea24dc99083fb262c28968c2cb84a0f1fed3f3bd4390",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-06T04:25:43Z",
            "content": "{\"cpv\": \"34711200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3866662/dron-dji-mavic-4-pro-fly-more-combo-rc-2\", \"buyer\": \"GMINA PIŁA\", \"title\": \"Dron DJI Mavic 4 Pro Fly More Combo RC 2\", \"region\": \"wielkopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3866662\", \"deadline_at\": \"2026-11-09T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T19:47:46Z\", \"procedure_url\": \"https://umpila.ezamawiajacy.pl/pn/umpila/demand/notice/public/241568/details\"}",
            "content_hash": "3bf25514c2406d55e5d5bc6943c5264f91401413345c3ad932ecbe11cc57bd1c",
            "prev_hash": "c455f6b1a9d5c34cc7f1ea24dc99083fb262c28968c2cb84a0f1fed3f3bd4390",
            "hash": "902370d1598564f367081cdac26dc8cb537129fb48516f323f6881e7e3d05b61",
            "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
            }
        }
    ]
}