{
    "tender_id": 4145956,
    "check": {
        "ok": true,
        "versions": 10,
        "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": "2026-10-30T14:58:33Z",
            "content": "{\"cpv\": \"45316110\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\"}",
            "content_hash": "cd36567242758d4323b8987054b3893cd75f590886c0734f98239dcbc4ef6af6",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b69d56692a0118166c6da0a1bbc2c3a4b0b08664c586a5a4bd12cfcfee170d20",
            "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": 2,
            "recorded_at": "2026-10-30T15:31:07Z",
            "content": "{\"cpv\": \"45316110\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\"}",
            "content_hash": "d986e802c75b2ddb168865485224e3895b24f9b08144046152e45cc5cf737954",
            "prev_hash": "b69d56692a0118166c6da0a1bbc2c3a4b0b08664c586a5a4bd12cfcfee170d20",
            "hash": "cd82e9a2a39656e41bb1513933b6e9cfbf11f327f8c589d53032626056da3b5f",
            "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": 3,
            "recorded_at": "2026-10-30T20:45:18Z",
            "content": "{\"cpv\": \"45316110\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864180/budowa-oswietlenia-ulicznego-w-dabrowie\"}",
            "content_hash": "36dc222d048d42b4b3b3f7883a2c10e7f60252b674f7f078de18aa5e60bf2779",
            "prev_hash": "cd82e9a2a39656e41bb1513933b6e9cfbf11f327f8c589d53032626056da3b5f",
            "hash": "8ba8058e25080abe6f466d59e31eefe586c6ffc2a4526af3b77bb0ce0d77d7a7",
            "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": "2026-10-31T04:45:23Z",
            "content": "{\"cpv\": \"45316110\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\"}",
            "content_hash": "d986e802c75b2ddb168865485224e3895b24f9b08144046152e45cc5cf737954",
            "prev_hash": "8ba8058e25080abe6f466d59e31eefe586c6ffc2a4526af3b77bb0ce0d77d7a7",
            "hash": "6a9130122bc93dcc7d2c9e8dbcbda25fb7d476d1cd5c538528d864fd86970d04",
            "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": "2026-10-31T10:45:44Z",
            "content": "{\"cpv\": \"45316110\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864180/budowa-oswietlenia-ulicznego-w-dabrowie\"}",
            "content_hash": "36dc222d048d42b4b3b3f7883a2c10e7f60252b674f7f078de18aa5e60bf2779",
            "prev_hash": "6a9130122bc93dcc7d2c9e8dbcbda25fb7d476d1cd5c538528d864fd86970d04",
            "hash": "e880529aaafe335c889f6462a38382dfc3ea88bd2f19a7abf17af77256e89f41",
            "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": "2026-10-31T15:33:29Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864180/budowa-oswietlenia-ulicznego-w-dabrowie\"}",
            "content_hash": "4c420833ac87c804f6d9ede30536d88e5c3ff068cc196606d0fdb72020c6995a",
            "prev_hash": "e880529aaafe335c889f6462a38382dfc3ea88bd2f19a7abf17af77256e89f41",
            "hash": "a52c3aa09a7ba38fc9a000dcf94060179a033045218907be6c7a496a9b27145d",
            "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": "2026-10-31T17:45:17Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\"}",
            "content_hash": "7fc6b61c98d020b1c5f8d299a9ee6a32a52bf9274d3f95afed5f0a725fde18c1",
            "prev_hash": "a52c3aa09a7ba38fc9a000dcf94060179a033045218907be6c7a496a9b27145d",
            "hash": "6e17fe7f694206a782d52feb67f51628d6c2d7e898eeedf5547ebb47c50ecf47",
            "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": "2026-11-01T00:45:19Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864180/budowa-oswietlenia-ulicznego-w-dabrowie\"}",
            "content_hash": "4c420833ac87c804f6d9ede30536d88e5c3ff068cc196606d0fdb72020c6995a",
            "prev_hash": "6e17fe7f694206a782d52feb67f51628d6c2d7e898eeedf5547ebb47c50ecf47",
            "hash": "b5b76c3dff7d0115f9a0442c0c015190adb88935ff2cf728712ce8fb7971306e",
            "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": "2026-11-01T06:45:33Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\"}",
            "content_hash": "7fc6b61c98d020b1c5f8d299a9ee6a32a52bf9274d3f95afed5f0a725fde18c1",
            "prev_hash": "b5b76c3dff7d0115f9a0442c0c015190adb88935ff2cf728712ce8fb7971306e",
            "hash": "592c8874f6eb8390c9a8173dfa6e4dcc3476ea0673cfb9a8caeda538b9c8f789",
            "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": 10,
            "recorded_at": "2026-11-02T01:45:19Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://miejska-gorka.ezamawiajacy.pl/pn/miejska-gorka/demand/notice/public/241348/details\", \"buyer\": \"Gmina Miejska Górka\", \"title\": \"Budowa oświetlenia ulicznego w Dąbrowie\", \"region\": \"wielkopolskie\", \"source\": \"miejska_gorka_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"241348\", \"deadline_at\": \"2026-11-16T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T13:34:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864180/budowa-oswietlenia-ulicznego-w-dabrowie\"}",
            "content_hash": "4c420833ac87c804f6d9ede30536d88e5c3ff068cc196606d0fdb72020c6995a",
            "prev_hash": "592c8874f6eb8390c9a8173dfa6e4dcc3476ea0673cfb9a8caeda538b9c8f789",
            "hash": "099bc09b5ee82100a4ec20446a71c667f95b1cb3d1fc11432037fdcb6f7b8d9a",
            "actor": null,
            "seal": null
        }
    ]
}