{
    "tender_id": 3921201,
    "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": "2026-10-29T08:55:13Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\"}",
            "content_hash": "94e2f2f202d902c47fed9ce27d3324bc58e1cfedce577e0c50c84beb535c0c5b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "bd07e66297665d243d120bc9e732530c9c3fe3dabbc69769bcbc15431b29ebd2",
            "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": "2026-10-29T09:45:33Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://platformazakupowa.logintrade.pl/rfxs/stoelzle/7f2f291f-5114-4c80-8ce7-073dbdcc356d\"}",
            "content_hash": "e95931038b0ab5c2f268d8c1b026bbc44f42cf1c728fba1958ff2dc8852e4b30",
            "prev_hash": "bd07e66297665d243d120bc9e732530c9c3fe3dabbc69769bcbc15431b29ebd2",
            "hash": "4c4e97fae42ccc17fe32149a939a71eb2e3c12a6ca406fb343cff620493f3f59",
            "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": "2026-10-29T17:45:23Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851707/zakup-i-dostawa-oprawy-przemyslowej-ufo-high-bay-led-200w-ledit005hb\"}",
            "content_hash": "2a2e29cef020b587bff3ebe1c29bd72672ae8e922514adf4da44ad0e787c7428",
            "prev_hash": "4c4e97fae42ccc17fe32149a939a71eb2e3c12a6ca406fb343cff620493f3f59",
            "hash": "dc337cbda92fad41900ceb85f930560fefb57d2a06f3d8141560478223b8777b",
            "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": "2026-10-29T19:45:57Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://platformazakupowa.logintrade.pl/rfxs/stoelzle/7f2f291f-5114-4c80-8ce7-073dbdcc356d\"}",
            "content_hash": "e95931038b0ab5c2f268d8c1b026bbc44f42cf1c728fba1958ff2dc8852e4b30",
            "prev_hash": "dc337cbda92fad41900ceb85f930560fefb57d2a06f3d8141560478223b8777b",
            "hash": "cc129affc2d329f12fcce27dd166dcdbd1fa0c12ace2ee3932287883d11b2cdf",
            "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": 5,
            "recorded_at": "2026-10-30T22:45:24Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\"}",
            "content_hash": "2e5d3f1de356ab41cac3511e7054664a462fd6fa2518e043aaac56ed32ed9ad2",
            "prev_hash": "cc129affc2d329f12fcce27dd166dcdbd1fa0c12ace2ee3932287883d11b2cdf",
            "hash": "1a74d2d21648c4b3ea4729f053ba32393967af7a1918fb16e8f3931613a4448f",
            "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": "2026-11-02T14:45:32Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862135/dostawa-pianki-pu50-w-ilosci-100-m2\"}",
            "content_hash": "33a74de3f524bf0185971e9b4925254f30a92d13aab0b299685a74b0fc15ae84",
            "prev_hash": "1a74d2d21648c4b3ea4729f053ba32393967af7a1918fb16e8f3931613a4448f",
            "hash": "23e57dac751f87f7f5e006ed8fa5fc58aa710bf5c7153b63ca14194cd01bf270",
            "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": 7,
            "recorded_at": "2026-11-02T18:45:29Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\"}",
            "content_hash": "2e5d3f1de356ab41cac3511e7054664a462fd6fa2518e043aaac56ed32ed9ad2",
            "prev_hash": "23e57dac751f87f7f5e006ed8fa5fc58aa710bf5c7153b63ca14194cd01bf270",
            "hash": "5db966084f0627ce44cd6b6c703a98f2580353f89b4a788c799a1ee8fd1660f2",
            "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": 8,
            "recorded_at": "2026-11-03T13:45:33Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862135/dostawa-pianki-pu50-w-ilosci-100-m2\"}",
            "content_hash": "33a74de3f524bf0185971e9b4925254f30a92d13aab0b299685a74b0fc15ae84",
            "prev_hash": "5db966084f0627ce44cd6b6c703a98f2580353f89b4a788c799a1ee8fd1660f2",
            "hash": "6828051d3be522d31869e2f1e33c3ead93ca8a9753df98d4051ed9d4e6aac40b",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 9,
            "recorded_at": "2026-11-03T21:45:51Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\", \"buyer\": \"„PLASTICON POLAND” SPÓŁKA AKCYJNA\", \"title\": \"Dostawa pianki PU50 w ilości 100 m2\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"4fbe9eaae96ab60567edc0ccb2521faa341f729a\", \"deadline_at\": \"2026-11-04T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:25:00Z\", \"procedure_url\": \"https://platformazakupowa.logintrade.pl/rfxs/plasticoncomposites/4282829f-280b-443e-a18e-6dc64230a37b\"}",
            "content_hash": "2e5d3f1de356ab41cac3511e7054664a462fd6fa2518e043aaac56ed32ed9ad2",
            "prev_hash": "6828051d3be522d31869e2f1e33c3ead93ca8a9753df98d4051ed9d4e6aac40b",
            "hash": "02a66994e67155946c8ae6306cafe471ab93a334217149cd3a5420e96fc904b7",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        }
    ]
}