{
    "tender_id": 4505891,
    "check": {
        "ok": true,
        "versions": 6,
        "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": "2026-11-01T05:54:37Z",
            "content": "{\"cpv\": \"45212200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\", \"buyer\": \"Gmina Świlcza\", \"title\": \"Modernizacja pełnowymiarowego boiska piłkarskiego w Dąbrowie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3865682\", \"deadline_at\": \"2026-11-17T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-01T05:54:37Z\"}",
            "content_hash": "9e062dbbc18a15abc26875a6a2cee8bc197d127c4d803e378cbc92a42afaf8ac",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "59a7cc0de794641cde2d76b96a841391e7193dda18f305c796500a2d63b0fc05",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-01T06:45:31Z",
            "content": "{\"cpv\": \"45212200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\", \"buyer\": \"Gmina Świlcza\", \"title\": \"Modernizacja pełnowymiarowego boiska piłkarskiego w Dąbrowie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3865682\", \"deadline_at\": \"2026-11-17T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-01T05:54:37Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401752\"}",
            "content_hash": "d614e632c15cf0528f9a1bffe1652957ca7360d9c4e77dbd88af45af53f82926",
            "prev_hash": "59a7cc0de794641cde2d76b96a841391e7193dda18f305c796500a2d63b0fc05",
            "hash": "85cdffbde051c92413666fc5740fdefac1f62ca872e1d6edce25769715a185a6",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-01T07:34:56Z",
            "content": "{\"cpv\": \"45212200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\", \"buyer\": \"Gmina Świlcza\", \"title\": \"Modernizacja pełnowymiarowego boiska piłkarskiego w Dąbrowie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3865682\", \"deadline_at\": \"2026-11-17T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-01T05:54:37Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df377a-f04f-2fb9-e2d6-6b000120bbbb\"}",
            "content_hash": "1b46447fa8dc8b307e416c6b38362659edadc1eee235e72505c1af1852c950a6",
            "prev_hash": "85cdffbde051c92413666fc5740fdefac1f62ca872e1d6edce25769715a185a6",
            "hash": "88ceb77b7d4beb76d5ef5b5a4ba9edf50313f38faae937e641b980f0e53f66fd",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-11-02T01:45:33Z",
            "content": "{\"cpv\": \"45212200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\", \"buyer\": \"Gmina Świlcza\", \"title\": \"Modernizacja pełnowymiarowego boiska piłkarskiego w Dąbrowie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3865682\", \"deadline_at\": \"2026-11-17T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-01T05:54:37Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\"}",
            "content_hash": "cf535a65a73ec522dc38c49ac05a073bb236cfd316473ff39aad9b36eeca33ea",
            "prev_hash": "88ceb77b7d4beb76d5ef5b5a4ba9edf50313f38faae937e641b980f0e53f66fd",
            "hash": "964f46e9d959b20c20d43cff7ea4c9adab130c37774538c37f2872f88a08e715",
            "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": 5,
            "recorded_at": "2026-11-02T07:35:41Z",
            "content": "{\"cpv\": \"45212200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\", \"buyer\": \"Gmina Świlcza\", \"title\": \"Modernizacja pełnowymiarowego boiska piłkarskiego w Dąbrowie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3865682\", \"deadline_at\": \"2026-11-17T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-01T05:54:37Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df377a-f04f-2fb9-e2d6-6b000120bbbb\"}",
            "content_hash": "1b46447fa8dc8b307e416c6b38362659edadc1eee235e72505c1af1852c950a6",
            "prev_hash": "964f46e9d959b20c20d43cff7ea4c9adab130c37774538c37f2872f88a08e715",
            "hash": "309f8ef5c6ab2df6b41dd93d7d63d9947d754ca7c076a0491704552faa01b8a5",
            "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": 6,
            "recorded_at": "2026-11-02T13:46:11Z",
            "content": "{\"cpv\": \"45212200\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\", \"buyer\": \"Gmina Świlcza\", \"title\": \"Modernizacja pełnowymiarowego boiska piłkarskiego w Dąbrowie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3865682\", \"deadline_at\": \"2026-11-17T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-01T05:54:37Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3865682/modernizacja-pelnowymiarowego-boiska-pilkarskiego-w-dabrowie\"}",
            "content_hash": "cf535a65a73ec522dc38c49ac05a073bb236cfd316473ff39aad9b36eeca33ea",
            "prev_hash": "309f8ef5c6ab2df6b41dd93d7d63d9947d754ca7c076a0491704552faa01b8a5",
            "hash": "c5c0179b05e72e520be73a1a9f11c10af29400ce7d3dda6148c58b4f2baa81cf",
            "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
            }
        }
    ]
}