{
    "tender_id": 3397131,
    "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": "2026-10-26T13:17:11Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\"}",
            "content_hash": "51d774833557f620d570331ed979147020e30fa92dd8f76e4e06c9ed0b8940a1",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "89555d0f86db9699c122b22a8b8d510897331b7fe3f022c1c5c148a7aa3cad72",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-26T23:36:05Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\"}",
            "content_hash": "7653b46c375b57cf560f2b7257b82c8216d4f9e3ed7874cfd632d91c8b9fe6de",
            "prev_hash": "89555d0f86db9699c122b22a8b8d510897331b7fe3f022c1c5c148a7aa3cad72",
            "hash": "5503acceb3b3d86baa30448ccdeecd004b2930648c5358ea75b866e29727dea6",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T22:45:31Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://inowroclaw.ezamawiajacy.pl/pn/inowroclaw/demand/notice/public/240317/details\"}",
            "content_hash": "b7a41229ed31491316d81692c3e84d053de3fe242d57c492f55fc1db36039a37",
            "prev_hash": "5503acceb3b3d86baa30448ccdeecd004b2930648c5358ea75b866e29727dea6",
            "hash": "fbf834bb79252a98799e60f4aeac511dba89b6014f60e2eeb15f0f5d73eaff77",
            "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": "2026-10-29T05:45:59Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\"}",
            "content_hash": "7653b46c375b57cf560f2b7257b82c8216d4f9e3ed7874cfd632d91c8b9fe6de",
            "prev_hash": "fbf834bb79252a98799e60f4aeac511dba89b6014f60e2eeb15f0f5d73eaff77",
            "hash": "9c5b80f4fa743c3864e5c8250cd92d7a042c17bd8f2f85b8a31def05e9747abb",
            "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": "2026-10-31T04:45:45Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://inowroclaw.ezamawiajacy.pl/pn/inowroclaw/demand/notice/public/240317/details\"}",
            "content_hash": "b7a41229ed31491316d81692c3e84d053de3fe242d57c492f55fc1db36039a37",
            "prev_hash": "9c5b80f4fa743c3864e5c8250cd92d7a042c17bd8f2f85b8a31def05e9747abb",
            "hash": "2e2bac5a295b86830b09f7960e1d4c6c0f27e5e6c9d83dcdd3f601626d1e22df",
            "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": "2026-10-31T10:46:00Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\"}",
            "content_hash": "7653b46c375b57cf560f2b7257b82c8216d4f9e3ed7874cfd632d91c8b9fe6de",
            "prev_hash": "2e2bac5a295b86830b09f7960e1d4c6c0f27e5e6c9d83dcdd3f601626d1e22df",
            "hash": "f98f044e02a99bf1f7f416320931f0c737ae9d744fbac1a62c4efc9f05803a7e",
            "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": "2026-10-31T17:45:41Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://inowroclaw.ezamawiajacy.pl/pn/inowroclaw/demand/notice/public/240317/details\"}",
            "content_hash": "b7a41229ed31491316d81692c3e84d053de3fe242d57c492f55fc1db36039a37",
            "prev_hash": "f98f044e02a99bf1f7f416320931f0c737ae9d744fbac1a62c4efc9f05803a7e",
            "hash": "bd856b7e751444006c8fcc066b6d62323e5f4e06dc80fbd2acae8277e13743c8",
            "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": "2026-11-01T00:45:50Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\"}",
            "content_hash": "7653b46c375b57cf560f2b7257b82c8216d4f9e3ed7874cfd632d91c8b9fe6de",
            "prev_hash": "bd856b7e751444006c8fcc066b6d62323e5f4e06dc80fbd2acae8277e13743c8",
            "hash": "dab7c133e2b68a371e957707c5643f974baa6b6ca5a3e4f46ef45950e143b4fb",
            "actor": null,
            "seal": null
        },
        {
            "version": 9,
            "recorded_at": "2026-11-01T06:45:50Z",
            "content": "{\"cpv\": \"31122000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3853600/zakup-i-montaz-defibrylatorow-na-terenie-miasta-inowroclawia\", \"buyer\": \"Urząd Miasta Inowrocławia\", \"title\": \"Zakup i montaż defibrylatorów na terenie Miasta Inowrocławia\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3853600\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-26T13:17:11Z\", \"procedure_url\": \"https://inowroclaw.ezamawiajacy.pl/pn/inowroclaw/demand/notice/public/240317/details\"}",
            "content_hash": "b7a41229ed31491316d81692c3e84d053de3fe242d57c492f55fc1db36039a37",
            "prev_hash": "dab7c133e2b68a371e957707c5643f974baa6b6ca5a3e4f46ef45950e143b4fb",
            "hash": "a8f0238646b7f31207515260b3e26f9410eb9d101133ba40bd5d1feb98a97b43",
            "actor": null,
            "seal": null
        }
    ]
}