{
    "tender_id": 5610346,
    "check": {
        "ok": true,
        "versions": 7,
        "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": "2026-11-06T11:22:17Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\"}",
            "content_hash": "d3c50f801ef7289354f20a972a0d3b7081ab2d62afa2c24bfb473a77365e4972",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "a5c0ca073906ab31b270102509423eda66628acc908b05eca5f4e4bb702de32e",
            "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": "2026-11-06T20:45:41Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1405346\"}",
            "content_hash": "b2c1a9023b189bec51e717038494b3f7fcaf34f447884e1388edfabaf8c1cd72",
            "prev_hash": "a5c0ca073906ab31b270102509423eda66628acc908b05eca5f4e4bb702de32e",
            "hash": "49c8ab6ca5edcdb15c91948c0998028439dc91c8a2643ca65037212362f20861",
            "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": 3,
            "recorded_at": "2026-11-06T22:45:26Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\"}",
            "content_hash": "8d2ad59ca4f39c1594c6da46b74b568f91d5eb8421a0e4a26a8698ec491699af",
            "prev_hash": "49c8ab6ca5edcdb15c91948c0998028439dc91c8a2643ca65037212362f20861",
            "hash": "33c72ef0bd37f7f02b27c1add9fcbed62b33cad228151d39fc196339135e8956",
            "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": "2026-11-08T08:47:16Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1405346\"}",
            "content_hash": "b2c1a9023b189bec51e717038494b3f7fcaf34f447884e1388edfabaf8c1cd72",
            "prev_hash": "33c72ef0bd37f7f02b27c1add9fcbed62b33cad228151d39fc196339135e8956",
            "hash": "18e1ff50d31785f694ef98fa9d3d88c1b70c85dc880916abbfac260bea22a6e5",
            "actor": null,
            "seal": {
                "id": 16,
                "digest": "72f8a05824ed8e52a6b46652732fcf18b4e959a25ba079607d2201da248317e1",
                "file": "https://tenderiq.pl/rejestr/pieczec-16.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-16.txt.ots",
                "bitcoin_block": 975121
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-11-08T16:46:04Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\"}",
            "content_hash": "8d2ad59ca4f39c1594c6da46b74b568f91d5eb8421a0e4a26a8698ec491699af",
            "prev_hash": "18e1ff50d31785f694ef98fa9d3d88c1b70c85dc880916abbfac260bea22a6e5",
            "hash": "769deb4ed7a863f6e3f9e7e15a6cb75d8821c27bf64c64d91755baee47d4b03f",
            "actor": null,
            "seal": {
                "id": 16,
                "digest": "72f8a05824ed8e52a6b46652732fcf18b4e959a25ba079607d2201da248317e1",
                "file": "https://tenderiq.pl/rejestr/pieczec-16.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-16.txt.ots",
                "bitcoin_block": 975121
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-11-08T23:38:31Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1405346\"}",
            "content_hash": "b2c1a9023b189bec51e717038494b3f7fcaf34f447884e1388edfabaf8c1cd72",
            "prev_hash": "769deb4ed7a863f6e3f9e7e15a6cb75d8821c27bf64c64d91755baee47d4b03f",
            "hash": "8deb7b5ae892dfda303e844e8e3c81bba400fa455be93a6dd8b1c852fb1e0a08",
            "actor": null,
            "seal": {
                "id": 17,
                "digest": "ff8cb03aa08e7c772155df1b20fd8d51c1cab7cd026d5e31aa3d74d6ab70c7b2",
                "file": "https://tenderiq.pl/rejestr/pieczec-17.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-17.txt.ots",
                "bitcoin_block": 975226
            }
        },
        {
            "version": 7,
            "recorded_at": "2026-11-09T12:46:38Z",
            "content": "{\"cpv\": \"18813000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\", \"buyer\": \"Centrum Szkolenia Policji\", \"title\": \"Obuwie damskie\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3879846\", \"deadline_at\": \"2026-11-10T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T11:22:17Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3879846/obuwie-damskie\"}",
            "content_hash": "8d2ad59ca4f39c1594c6da46b74b568f91d5eb8421a0e4a26a8698ec491699af",
            "prev_hash": "8deb7b5ae892dfda303e844e8e3c81bba400fa455be93a6dd8b1c852fb1e0a08",
            "hash": "a3a252ebf501273406fd79234e17643f0223d6e25e356d24096cb61acf3a5b4e",
            "actor": null,
            "seal": {
                "id": 17,
                "digest": "ff8cb03aa08e7c772155df1b20fd8d51c1cab7cd026d5e31aa3d74d6ab70c7b2",
                "file": "https://tenderiq.pl/rejestr/pieczec-17.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-17.txt.ots",
                "bitcoin_block": 975226
            }
        }
    ]
}