{
    "tender_id": 4135146,
    "check": {
        "ok": true,
        "versions": 7,
        "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": "2026-10-30T13:01:25Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"małopolskie\", \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T12:39:00Z\"}",
            "content_hash": "509ea999e350415e5c85a527fa8c0725d66c8584eb435ad47ef10028c95b10df",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "6f8030eeee6c9be20c000f2c3a53cae0414e60545fbe4c2ec67f58b4f4a4c398",
            "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": "2026-10-31T01:48:15Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T16:19:00Z\"}",
            "content_hash": "034db3c083024ea93d71ab098a94b7a442bb37f173400bdf89146a9bcf389ea4",
            "prev_hash": "6f8030eeee6c9be20c000f2c3a53cae0414e60545fbe4c2ec67f58b4f4a4c398",
            "hash": "11e56730a2dd0741925609171a539dfa3680a1763874cc7a0206d55320cf296e",
            "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": 3,
            "recorded_at": "2026-10-31T04:45:32Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T16:19:00Z\", \"procedure_url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\"}",
            "content_hash": "e3102d5143663e70810158d8329b4548b5a6307f25573168549fc920eebcb6d7",
            "prev_hash": "11e56730a2dd0741925609171a539dfa3680a1763874cc7a0206d55320cf296e",
            "hash": "0985af1316b6d730e813fad348d524cf8b0c4b825a213ce23597c97dd31e44be",
            "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": "2026-11-02T07:45:28Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"małopolskie\", \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T12:39:00Z\", \"procedure_url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\"}",
            "content_hash": "1b544f2330d48a7e362c2a14e21773ca1db1a6658b9506f5facadf511897a330",
            "prev_hash": "0985af1316b6d730e813fad348d524cf8b0c4b825a213ce23597c97dd31e44be",
            "hash": "f335702b7e5145be0630fdd4a204346812cb61f2aa9793373e34a8cb2fcf1db8",
            "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": null
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-11-02T14:45:35Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"małopolskie\", \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T12:39:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864527/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow-z1638-5-1\"}",
            "content_hash": "4aec688fdea04af37611434e303f0d2a5dd93710290ced9dd6c26b29390d8ebe",
            "prev_hash": "f335702b7e5145be0630fdd4a204346812cb61f2aa9793373e34a8cb2fcf1db8",
            "hash": "7d2bb07f2904adde5434122ba65728a458aef14ec46487effc5b808bdfd38da1",
            "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": null
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-11-02T18:37:13Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T16:19:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864527/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow-z1638-5-1\"}",
            "content_hash": "aabf82c57b26304e3e3b485e3c1302ae5f1c71d6babf3a5329af9f24ca35fba3",
            "prev_hash": "7d2bb07f2904adde5434122ba65728a458aef14ec46487effc5b808bdfd38da1",
            "hash": "2c7420613a4c432d59af3d9d149416fcef25bd5ab52ac79d82ce81b0282396bf",
            "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": null
            }
        },
        {
            "version": 7,
            "recorded_at": "2026-11-02T18:45:28Z",
            "content": "{\"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"bruk-bet-95ddea8482f824276a151e006b8565ce\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T16:19:00Z\", \"procedure_url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\"}",
            "content_hash": "e3102d5143663e70810158d8329b4548b5a6307f25573168549fc920eebcb6d7",
            "prev_hash": "2c7420613a4c432d59af3d9d149416fcef25bd5ab52ac79d82ce81b0282396bf",
            "hash": "211c6e3898cec7a624efbb88442dca0c13be8dec9ddbb3287ebc66646eb1bb05",
            "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": null
            }
        }
    ]
}