{
    "tender_id": 4194722,
    "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": "2026-10-30T18:12:56Z",
            "content": "{\"cpv\": \"31000000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o.\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika.\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"śląskie\", \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T10:51:00Z\"}",
            "content_hash": "b3565d3ba945aa8af85dffd32452f681c26843017a77d5d5e4ac7b8646554813",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "997fbc82359d89533d45a15ea9d06f181a021572a59e3d1f72ba3b064c0e85ac",
            "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": "2026-10-30T22:18:21Z",
            "content": "{\"cpv\": \"50740000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o.\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika.\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"śląskie\", \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T10:51:00Z\"}",
            "content_hash": "f7a306102ce67b0801c25bf595d3aad172a1e48853b8a3db5c906e2593943f09",
            "prev_hash": "997fbc82359d89533d45a15ea9d06f181a021572a59e3d1f72ba3b064c0e85ac",
            "hash": "4c8fcfaf2ffbae1eccaa0166ab473aefab4fda1e062195b9d156cce3842d673a",
            "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": "2026-10-31T01:48:20Z",
            "content": "{\"cpv\": \"50740000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\"}",
            "content_hash": "e3c8f89de6fc3c19c2716cf5ecb7300efec57ca4bc8f6547bc3f4c7fdd3a9853",
            "prev_hash": "4c8fcfaf2ffbae1eccaa0166ab473aefab4fda1e062195b9d156cce3842d673a",
            "hash": "5c9e664e8822d48174192ebac62e1b09935f001034466e4bbf4c8ca5de1e8049",
            "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": 4,
            "recorded_at": "2026-10-31T05:11:36Z",
            "content": "{\"cpv\": \"31000000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\"}",
            "content_hash": "4270db7f1d1e8d94ec386b1a178bc1570952df6928f921ee1c8c616c24192dec",
            "prev_hash": "5c9e664e8822d48174192ebac62e1b09935f001034466e4bbf4c8ca5de1e8049",
            "hash": "c2b1c9f37c0b14e41f39f0b768deecb47bde5576f641b111aeb3135329f68bc7",
            "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": "2026-10-31T10:45:45Z",
            "content": "{\"cpv\": \"31000000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "553d4507e22afdbf95324222c2b95e7a1d955d90f686ced9fa324d2214cc830c",
            "prev_hash": "c2b1c9f37c0b14e41f39f0b768deecb47bde5576f641b111aeb3135329f68bc7",
            "hash": "122cd2ee0f47d45fd4a8abed870705d126999cf6c359021faefbbdccb2a3fd17",
            "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": "2026-10-31T12:14:11Z",
            "content": "{\"cpv\": \"50740000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "710884ba9f5ef2cd66e272203045c353db2e1e9b9a2b41062d4839d90a9ffc0a",
            "prev_hash": "122cd2ee0f47d45fd4a8abed870705d126999cf6c359021faefbbdccb2a3fd17",
            "hash": "7b90d23222e95c1ac09acc67e0cf87b929bfb06d2b42add5518f6b39074d9695",
            "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": "2026-10-31T14:16:50Z",
            "content": "{\"cpv\": \"31000000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "553d4507e22afdbf95324222c2b95e7a1d955d90f686ced9fa324d2214cc830c",
            "prev_hash": "7b90d23222e95c1ac09acc67e0cf87b929bfb06d2b42add5518f6b39074d9695",
            "hash": "3830cc54c1ab38fe23ee5eec8e1a3184a82fc3ebfd6ec534b752ec529d2df576",
            "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": "2026-11-01T09:01:25Z",
            "content": "{\"cpv\": \"50740000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "710884ba9f5ef2cd66e272203045c353db2e1e9b9a2b41062d4839d90a9ffc0a",
            "prev_hash": "3830cc54c1ab38fe23ee5eec8e1a3184a82fc3ebfd6ec534b752ec529d2df576",
            "hash": "3cb40da77ec079eb9fc86f10f3f12a514b7c12eb9455f53307a36b70ed36f0fc",
            "actor": null,
            "seal": null
        },
        {
            "version": 9,
            "recorded_at": "2026-11-01T13:07:17Z",
            "content": "{\"cpv\": \"31000000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "553d4507e22afdbf95324222c2b95e7a1d955d90f686ced9fa324d2214cc830c",
            "prev_hash": "3cb40da77ec079eb9fc86f10f3f12a514b7c12eb9455f53307a36b70ed36f0fc",
            "hash": "ae19f7991161d5d8f9e400211b5a5ced5f64a1fec59add98f67251ed0b843d45",
            "actor": null,
            "seal": null
        },
        {
            "version": 10,
            "recorded_at": "2026-11-01T15:11:37Z",
            "content": "{\"cpv\": \"50740000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "710884ba9f5ef2cd66e272203045c353db2e1e9b9a2b41062d4839d90a9ffc0a",
            "prev_hash": "ae19f7991161d5d8f9e400211b5a5ced5f64a1fec59add98f67251ed0b843d45",
            "hash": "4bf4fd1d4bcf63d577fc382c1c3a0a73c694ba88d1e902425685376bace33ac8",
            "actor": null,
            "seal": null
        },
        {
            "version": 11,
            "recorded_at": "2026-11-01T18:02:24Z",
            "content": "{\"cpv\": \"31000000\", \"url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\", \"buyer\": \"JZR Dźwigi Sp. z o.o\", \"title\": \"Dostawa aparatury elektrycznej do modernizacji wciągnika\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jzr-dzwigi-f60e2be8c53e83d0fba385c939f0e2a2\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:06:00Z\", \"procedure_url\": \"https://jzr-dzwigi.logintrade.net/portal,szczegolyZapytaniaOfertowe,f60e2be8c53e83d0fba385c939f0e2a2.html\"}",
            "content_hash": "553d4507e22afdbf95324222c2b95e7a1d955d90f686ced9fa324d2214cc830c",
            "prev_hash": "4bf4fd1d4bcf63d577fc382c1c3a0a73c694ba88d1e902425685376bace33ac8",
            "hash": "468e09ed4e4787334f9e10cfb27be5bca551b68635b25a6d19aa737d9a7f13f7",
            "actor": null,
            "seal": null
        }
    ]
}