{
    "tender_id": 3829089,
    "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": "2026-10-28T21:40:10Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\"}",
            "content_hash": "b85792ce96d50213d015f82954f5610778c6ad8e3d6b34fd40f2a51e43ad7997",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "44403b3e55927d57fef1cd15ca84158eb02af4c921fad08c6812bb25bd6b0625",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T04:45:41Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\"}",
            "content_hash": "8599414f33634fc6d37ac9a791ba8a41897ffd566bed3de79f2aef9c9482c3d9",
            "prev_hash": "44403b3e55927d57fef1cd15ca84158eb02af4c921fad08c6812bb25bd6b0625",
            "hash": "b39d5244d7a608acd6130a209979c26b85dc6eb98ec03bcbb52569d2d6091862",
            "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": 3,
            "recorded_at": "2026-10-29T05:45:33Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858880/automatyczny-kontenerowy-wezel-do-mieszania-zaczynu-wodno-cementowego-\"}",
            "content_hash": "513e29f06f077a1107f062a8ae031b6ed34c496ea287e15e188e9f1e3ee0d1f4",
            "prev_hash": "b39d5244d7a608acd6130a209979c26b85dc6eb98ec03bcbb52569d2d6091862",
            "hash": "35e5d79d0d9bac48bbe9dc87b1e736dde3372fddde8288e271d2ee89ac8eed15",
            "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": 4,
            "recorded_at": "2026-10-31T04:45:24Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\"}",
            "content_hash": "8599414f33634fc6d37ac9a791ba8a41897ffd566bed3de79f2aef9c9482c3d9",
            "prev_hash": "35e5d79d0d9bac48bbe9dc87b1e736dde3372fddde8288e271d2ee89ac8eed15",
            "hash": "dbc08406c4d267923afb7fa30d53c4fbfd48ea24aa21998b7711e327e7a9a1d2",
            "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": 5,
            "recorded_at": "2026-10-31T10:45:55Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858880/automatyczny-kontenerowy-wezel-do-mieszania-zaczynu-wodno-cementowego-\"}",
            "content_hash": "513e29f06f077a1107f062a8ae031b6ed34c496ea287e15e188e9f1e3ee0d1f4",
            "prev_hash": "dbc08406c4d267923afb7fa30d53c4fbfd48ea24aa21998b7711e327e7a9a1d2",
            "hash": "69faa88b9cecbcbdf33daffd110f6ad3719191a0a2ddd8a835fe858f24aec7c0",
            "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": 6,
            "recorded_at": "2026-10-31T17:45:33Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\"}",
            "content_hash": "8599414f33634fc6d37ac9a791ba8a41897ffd566bed3de79f2aef9c9482c3d9",
            "prev_hash": "69faa88b9cecbcbdf33daffd110f6ad3719191a0a2ddd8a835fe858f24aec7c0",
            "hash": "8ad89a946187ea42baa63e7546280808ef2b36194f07085b17dd331215ee6510",
            "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": 7,
            "recorded_at": "2026-11-01T00:45:43Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858880/automatyczny-kontenerowy-wezel-do-mieszania-zaczynu-wodno-cementowego-\"}",
            "content_hash": "513e29f06f077a1107f062a8ae031b6ed34c496ea287e15e188e9f1e3ee0d1f4",
            "prev_hash": "8ad89a946187ea42baa63e7546280808ef2b36194f07085b17dd331215ee6510",
            "hash": "0436e3714cc64876a150af729a4cb232638b4a394494d53ebe12851265864861",
            "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": 8,
            "recorded_at": "2026-11-01T06:45:32Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\"}",
            "content_hash": "8599414f33634fc6d37ac9a791ba8a41897ffd566bed3de79f2aef9c9482c3d9",
            "prev_hash": "0436e3714cc64876a150af729a4cb232638b4a394494d53ebe12851265864861",
            "hash": "63c58e54d2f140019cf0138dc73ce4b96b91b511ba591317f6020b8a948d1074",
            "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": 9,
            "recorded_at": "2026-11-02T01:45:37Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858880/automatyczny-kontenerowy-wezel-do-mieszania-zaczynu-wodno-cementowego-\"}",
            "content_hash": "513e29f06f077a1107f062a8ae031b6ed34c496ea287e15e188e9f1e3ee0d1f4",
            "prev_hash": "63c58e54d2f140019cf0138dc73ce4b96b91b511ba591317f6020b8a948d1074",
            "hash": "5e48cb684b2f6ab0239be70ed2dfba5346cdb6f036522b0fafc01af77fb5bebd",
            "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": 10,
            "recorded_at": "2026-11-02T07:36:02Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\"}",
            "content_hash": "8599414f33634fc6d37ac9a791ba8a41897ffd566bed3de79f2aef9c9482c3d9",
            "prev_hash": "5e48cb684b2f6ab0239be70ed2dfba5346cdb6f036522b0fafc01af77fb5bebd",
            "hash": "1837bc08251ec4fc7f2e0377076ee0d5310aa09b7311d5d6e75ee4d72eaaa770",
            "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": 11,
            "recorded_at": "2026-11-02T13:46:03Z",
            "content": "{\"cpv\": \"44114200\", \"url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295815\", \"buyer\": \"SOLEY sp. z o.o.\", \"title\": \"Automatyczny kontenerowy węzeł do mieszania zaczynu wodno cementowego.\", \"region\": \"malopolskie\", \"source\": \"baza_konkurencyjnosci\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Balice, małopolskie\", \"source_id\": \"295815\", \"deadline_at\": \"2026-11-04T23:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T00:00:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858880/automatyczny-kontenerowy-wezel-do-mieszania-zaczynu-wodno-cementowego-\"}",
            "content_hash": "513e29f06f077a1107f062a8ae031b6ed34c496ea287e15e188e9f1e3ee0d1f4",
            "prev_hash": "1837bc08251ec4fc7f2e0377076ee0d5310aa09b7311d5d6e75ee4d72eaaa770",
            "hash": "847879186dc5891f876e9676f979206f468a17898cf47083ba83738f4538058a",
            "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
            }
        }
    ]
}