{
    "tender_id": 2796958,
    "check": {
        "ok": true,
        "versions": 9,
        "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\": \"15882000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "a4f7cc56f9ff0bda81a96d70fcf95b86d3cd36edcc434e721385873823f808a0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b62ecf16cee0aa9906a9d90b560df288e93b8d34b5d70d5afff2bea6ee10f54c",
            "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": "2026-10-25T02:46:40Z",
            "content": "{\"cpv\": \"38344000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "6480c12613063dc9259a3ec5482de8171a7ba088b7f4f7b179600fe183524900",
            "prev_hash": "b62ecf16cee0aa9906a9d90b560df288e93b8d34b5d70d5afff2bea6ee10f54c",
            "hash": "e2444c1fde9724d92710816fb96190d7d3dc9b1f535eff169dba5476257cedeb",
            "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": 3,
            "recorded_at": "2026-10-25T22:35:15Z",
            "content": "{\"cpv\": \"15882000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "a4f7cc56f9ff0bda81a96d70fcf95b86d3cd36edcc434e721385873823f808a0",
            "prev_hash": "e2444c1fde9724d92710816fb96190d7d3dc9b1f535eff169dba5476257cedeb",
            "hash": "46c0fd7a6f200a8d35e53421a77f0433bf0fd8c0bced89b83f0e794b96c08cc1",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-26T07:08:59Z",
            "content": "{\"cpv\": \"38344000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "6480c12613063dc9259a3ec5482de8171a7ba088b7f4f7b179600fe183524900",
            "prev_hash": "46c0fd7a6f200a8d35e53421a77f0433bf0fd8c0bced89b83f0e794b96c08cc1",
            "hash": "bfd1ba4cf17a9ead43fb8e93bef3dabe6f24eb56f8bcc4cccecf2f048b06510d",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-26T14:37:13Z",
            "content": "{\"cpv\": \"15882000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "a4f7cc56f9ff0bda81a96d70fcf95b86d3cd36edcc434e721385873823f808a0",
            "prev_hash": "bfd1ba4cf17a9ead43fb8e93bef3dabe6f24eb56f8bcc4cccecf2f048b06510d",
            "hash": "4feadab0e220fe520613ef0cf79b764ef285378308dafba4a9156d355060eb28",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-10-28T17:47:02Z",
            "content": "{\"cpv\": \"38344000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "6480c12613063dc9259a3ec5482de8171a7ba088b7f4f7b179600fe183524900",
            "prev_hash": "4feadab0e220fe520613ef0cf79b764ef285378308dafba4a9156d355060eb28",
            "hash": "7c41b36d63c65a19da4fbac5ad249227f37c16137370650bf8e869bc3d429819",
            "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": 7,
            "recorded_at": "2026-10-29T16:41:55Z",
            "content": "{\"cpv\": \"15882000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "a4f7cc56f9ff0bda81a96d70fcf95b86d3cd36edcc434e721385873823f808a0",
            "prev_hash": "7c41b36d63c65a19da4fbac5ad249227f37c16137370650bf8e869bc3d429819",
            "hash": "6833df8aab458a22d51b7006a9c35cb503f2c37cad5e7f24d2fc911bc94991b7",
            "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": "2026-10-30T06:25:07Z",
            "content": "{\"cpv\": \"38344000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "6480c12613063dc9259a3ec5482de8171a7ba088b7f4f7b179600fe183524900",
            "prev_hash": "6833df8aab458a22d51b7006a9c35cb503f2c37cad5e7f24d2fc911bc94991b7",
            "hash": "a2ca34ef0dbb47405ec41c703ba5a067108ed02916074643400e40b4d6d4744b",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 9,
            "recorded_at": "2026-10-31T05:10:46Z",
            "content": "{\"cpv\": \"15882000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"45/PM/RK/2026 Modernizacja zbiornika magazynowego siarki płynnej V=800m3 w Grupie Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1669781-e81bbe8ff274d87d333ae804f17b798a\", \"deadline_at\": \"2026-11-10T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-22T09:32:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1669781,e81bbe8ff274d87d333ae804f17b798a.html\"}",
            "content_hash": "a4f7cc56f9ff0bda81a96d70fcf95b86d3cd36edcc434e721385873823f808a0",
            "prev_hash": "a2ca34ef0dbb47405ec41c703ba5a067108ed02916074643400e40b4d6d4744b",
            "hash": "dc5c5d3e444e04b344a1863238e43cd522e58378e8af057af65c1d9860edc67c",
            "actor": null,
            "seal": null
        }
    ]
}