{
    "tender_id": 3070449,
    "check": {
        "ok": true,
        "versions": 11,
        "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\"}",
            "content_hash": "0a8cf1e97c30baa83964f0c08c3e018774d217f1764bd9fced873e49eb5c620c",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "1ea2f99be7f55cfde2217e15ebe8374ecf604f37d759550e588ae2e47b4d0025",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-24T14:35:59Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295888\"}",
            "content_hash": "becf510270dbae6b594477827182c30940853226d63bf92698fda57387e0648b",
            "prev_hash": "1ea2f99be7f55cfde2217e15ebe8374ecf604f37d759550e588ae2e47b4d0025",
            "hash": "ec7691803b5b18d7e395690c32612a6b06b235a8b6c30df4f0c8be3158d834fb",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-25T11:36:14Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\"}",
            "content_hash": "0a8cf1e97c30baa83964f0c08c3e018774d217f1764bd9fced873e49eb5c620c",
            "prev_hash": "ec7691803b5b18d7e395690c32612a6b06b235a8b6c30df4f0c8be3158d834fb",
            "hash": "7b9969610a9c60eb38cd04d7438f2fefbfdbf0af06b116c2a759f0bde03f2c48",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-25T15:37:01Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295888\"}",
            "content_hash": "becf510270dbae6b594477827182c30940853226d63bf92698fda57387e0648b",
            "prev_hash": "7b9969610a9c60eb38cd04d7438f2fefbfdbf0af06b116c2a759f0bde03f2c48",
            "hash": "5d60dc7477cbf0d4e0a5d9c1533289ad38b8052251178de0f785a45775fe3be1",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-26T23:35:22Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\"}",
            "content_hash": "0a8cf1e97c30baa83964f0c08c3e018774d217f1764bd9fced873e49eb5c620c",
            "prev_hash": "5d60dc7477cbf0d4e0a5d9c1533289ad38b8052251178de0f785a45775fe3be1",
            "hash": "b5bb82123410c5b28f59564e54e63324330cf608a98f05e0472f863e5de2edfa",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-10-28T22:45:48Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295888\"}",
            "content_hash": "becf510270dbae6b594477827182c30940853226d63bf92698fda57387e0648b",
            "prev_hash": "b5bb82123410c5b28f59564e54e63324330cf608a98f05e0472f863e5de2edfa",
            "hash": "f3e25516b249bf4bedd410d059be5ca48baa68f8ed3119c10429e4e7238632dd",
            "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": 7,
            "recorded_at": "2026-10-29T05:46:07Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\"}",
            "content_hash": "0a8cf1e97c30baa83964f0c08c3e018774d217f1764bd9fced873e49eb5c620c",
            "prev_hash": "f3e25516b249bf4bedd410d059be5ca48baa68f8ed3119c10429e4e7238632dd",
            "hash": "d46bbd3593651c8b9d7331728bcef0dfb1cb13755edcc1607f38e5d277cbc883",
            "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": 8,
            "recorded_at": "2026-10-31T04:45:46Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295888\"}",
            "content_hash": "becf510270dbae6b594477827182c30940853226d63bf92698fda57387e0648b",
            "prev_hash": "d46bbd3593651c8b9d7331728bcef0dfb1cb13755edcc1607f38e5d277cbc883",
            "hash": "d0305f4f723b45ba3a9db040f0f0288f9c5e217c9618f9b014c92d241c5e6896",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 9,
            "recorded_at": "2026-10-31T10:46:02Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\"}",
            "content_hash": "0a8cf1e97c30baa83964f0c08c3e018774d217f1764bd9fced873e49eb5c620c",
            "prev_hash": "d0305f4f723b45ba3a9db040f0f0288f9c5e217c9618f9b014c92d241c5e6896",
            "hash": "356f1247090aec5338f37e1c116de7bf7e7691f8301e4beab63aa48b7e0f890c",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 10,
            "recorded_at": "2026-10-31T17:45:15Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295888\"}",
            "content_hash": "becf510270dbae6b594477827182c30940853226d63bf92698fda57387e0648b",
            "prev_hash": "356f1247090aec5338f37e1c116de7bf7e7691f8301e4beab63aa48b7e0f890c",
            "hash": "dbf0b540d3b81110848dd66451aa6401207b8bd7b670cd90f837c73c22347fda",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 11,
            "recorded_at": "2026-11-01T00:45:49Z",
            "content": "{\"cpv\": \"31422000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\", \"buyer\": \"Katowickie Inwestycje S.A.\", \"title\": \"Analiza danych dobowych członków Katowickiego Klastra Energii\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851499\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851499/analiza-danych-dobowych-czlonkow-katowickiego-klastra-energii\"}",
            "content_hash": "0a8cf1e97c30baa83964f0c08c3e018774d217f1764bd9fced873e49eb5c620c",
            "prev_hash": "dbf0b540d3b81110848dd66451aa6401207b8bd7b670cd90f837c73c22347fda",
            "hash": "7c22eb49597fdd81a3ce3a89c6676a3d01f9e82450e4150e54870c2691705fbd",
            "actor": null,
            "seal": null
        }
    ]
}