{
    "tender_id": 3978470,
    "check": {
        "ok": true,
        "versions": 13,
        "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": "2026-10-29T15:29:48Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\"}",
            "content_hash": "cc7f45bfe2e4a2356ecaa8a5ba8dd1f48c008b21e58998b154736d2275af8e1d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "a918a1ddab59ccf4c4791c3ea29e3c96b3370cbb78a01f2ce499a1fbc1bcc3a8",
            "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": 2,
            "recorded_at": "2026-10-29T15:45:25Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860031/wynajem-swietlnych-elementow-dekoracyjnych-dla-miasta-dabrowa-gornicza-w-sezonie-2026-2027\"}",
            "content_hash": "27c6b71a299826f80415eb8f6578eba99819af4ac14dd7cc2501a2bcb525d8bd",
            "prev_hash": "a918a1ddab59ccf4c4791c3ea29e3c96b3370cbb78a01f2ce499a1fbc1bcc3a8",
            "hash": "f7d1b355b60c0fd90cb837afd20c9b60015b85758cc104309edff81590dcce0d",
            "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": "2026-10-29T22:24:31Z",
            "content": "{\"cpv\": \"51110000\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860031/wynajem-swietlnych-elementow-dekoracyjnych-dla-miasta-dabrowa-gornicza-w-sezonie-2026-2027\"}",
            "content_hash": "c675e2024740d166a224bb8bce6ec4e3284f43b0cc6b18ba632f3e15415f9b43",
            "prev_hash": "f7d1b355b60c0fd90cb837afd20c9b60015b85758cc104309edff81590dcce0d",
            "hash": "721bad28500ddc11e12f9e26a59c581ccc36e58903e322900e2a6febd2da89ca",
            "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": 4,
            "recorded_at": "2026-10-30T19:31:59Z",
            "content": "{\"cpv\": \"51110000\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\"}",
            "content_hash": "3a871da8a1ca6f94f6abedc46f78ae41f8817c4cb3969ff2cc10f75169293d31",
            "prev_hash": "721bad28500ddc11e12f9e26a59c581ccc36e58903e322900e2a6febd2da89ca",
            "hash": "c8bfaa8b334bdde7fb51ed76b3c34cf41dd6b194f9def7acc5527fec5178646f",
            "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": 5,
            "recorded_at": "2026-10-30T19:41:50Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\"}",
            "content_hash": "3065dfb77646fd2182d2e1b9c1baa549d03d5dfbc4da6730f889dd8d9f385dca",
            "prev_hash": "c8bfaa8b334bdde7fb51ed76b3c34cf41dd6b194f9def7acc5527fec5178646f",
            "hash": "2cb2fae4e4acc9d67ad47774d1310e983d0e2bf04f13f6d93d665b8bd8320eaf",
            "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": 6,
            "recorded_at": "2026-10-30T19:45:21Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860031/wynajem-swietlnych-elementow-dekoracyjnych-dla-miasta-dabrowa-gornicza-w-sezonie-2026-2027\"}",
            "content_hash": "27c6b71a299826f80415eb8f6578eba99819af4ac14dd7cc2501a2bcb525d8bd",
            "prev_hash": "2cb2fae4e4acc9d67ad47774d1310e983d0e2bf04f13f6d93d665b8bd8320eaf",
            "hash": "0bd780d3aa2621fcf2fd14a00c86a756658af69b39f4e0bcd27b8267772b7074",
            "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": 7,
            "recorded_at": "2026-10-31T04:45:39Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\"}",
            "content_hash": "3065dfb77646fd2182d2e1b9c1baa549d03d5dfbc4da6730f889dd8d9f385dca",
            "prev_hash": "0bd780d3aa2621fcf2fd14a00c86a756658af69b39f4e0bcd27b8267772b7074",
            "hash": "df27fdf90b573ed34f85e469e275edeb7d74fabbd821eac2fb856f09d6c11d53",
            "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": 8,
            "recorded_at": "2026-10-31T10:45:39Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860031/wynajem-swietlnych-elementow-dekoracyjnych-dla-miasta-dabrowa-gornicza-w-sezonie-2026-2027\"}",
            "content_hash": "27c6b71a299826f80415eb8f6578eba99819af4ac14dd7cc2501a2bcb525d8bd",
            "prev_hash": "df27fdf90b573ed34f85e469e275edeb7d74fabbd821eac2fb856f09d6c11d53",
            "hash": "fb9dd1664a84057ec25261067841c76538cb217ecabf9a7b0a4e590eee44e665",
            "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": "2026-10-31T17:45:23Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\"}",
            "content_hash": "3065dfb77646fd2182d2e1b9c1baa549d03d5dfbc4da6730f889dd8d9f385dca",
            "prev_hash": "fb9dd1664a84057ec25261067841c76538cb217ecabf9a7b0a4e590eee44e665",
            "hash": "59a061fb24affb605c8988a0bd8ec16981495256785b12ff0724c82c879cbcc2",
            "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": "2026-11-01T00:45:37Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860031/wynajem-swietlnych-elementow-dekoracyjnych-dla-miasta-dabrowa-gornicza-w-sezonie-2026-2027\"}",
            "content_hash": "27c6b71a299826f80415eb8f6578eba99819af4ac14dd7cc2501a2bcb525d8bd",
            "prev_hash": "59a061fb24affb605c8988a0bd8ec16981495256785b12ff0724c82c879cbcc2",
            "hash": "a2a8ec00930171ef5a8a100ba580a58e22d025ba479a39e63b315d4b2d370dbe",
            "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": 11,
            "recorded_at": "2026-11-01T06:45:31Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\"}",
            "content_hash": "3065dfb77646fd2182d2e1b9c1baa549d03d5dfbc4da6730f889dd8d9f385dca",
            "prev_hash": "a2a8ec00930171ef5a8a100ba580a58e22d025ba479a39e63b315d4b2d370dbe",
            "hash": "b8b725a87b547252b6eab7a27615a30439ea1ac280d47be38c3adbec2ed92ce5",
            "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": 12,
            "recorded_at": "2026-11-02T01:45:33Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860031/wynajem-swietlnych-elementow-dekoracyjnych-dla-miasta-dabrowa-gornicza-w-sezonie-2026-2027\"}",
            "content_hash": "27c6b71a299826f80415eb8f6578eba99819af4ac14dd7cc2501a2bcb525d8bd",
            "prev_hash": "b8b725a87b547252b6eab7a27615a30439ea1ac280d47be38c3adbec2ed92ce5",
            "hash": "0dfe82355c09a723945632f7e238077899c318cea49ec50f8049ff5575b7a492",
            "actor": null,
            "seal": null
        },
        {
            "version": 13,
            "recorded_at": "2026-11-02T07:35:46Z",
            "content": "{\"cpv\": \"50232100\", \"url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\", \"buyer\": \"Gmina Dąbrowa Górnicza\", \"title\": \"Wynajem świetlnych elementów dekoracyjnych dla miasta Dąbrowa Górnicza w sezonie 2026/2027\", \"region\": \"slaskie\", \"source\": \"dg_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244001-c103a9d9fe48fc484c49ea31c2e64f09\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T09:32:00Z\", \"procedure_url\": \"https://dg.logintrade.net/zapytania_email,244001,c103a9d9fe48fc484c49ea31c2e64f09.html\"}",
            "content_hash": "3065dfb77646fd2182d2e1b9c1baa549d03d5dfbc4da6730f889dd8d9f385dca",
            "prev_hash": "0dfe82355c09a723945632f7e238077899c318cea49ec50f8049ff5575b7a492",
            "hash": "d4b67a02e16db8aecdf4655e8bfcba10b72034b1682677d1e4abfac4afd4db08",
            "actor": null,
            "seal": null
        }
    ]
}