Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            7f:02:50:24:7b:bc:ed:fc:63:48:22:f2:fc:97:e0:b2:18:8a:46:5b
        Signature Algorithm: ecdsa-with-SHA512
        Issuer: C=CZ/2.5.4.97=NTRCZ-47114983, O=Česká pošta, s.p., CN=PostSignum Root QCA ECC R1
        Validity
            Not Before: Jan 30 09:41:08 2024 GMT
            Not After : Jan 30 09:41:08 2034 GMT
        Subject: C=CZ/2.5.4.97=NTRCZ-47114983, O=Česká pošta, s.p., CN=PostSignum Qualified ECC R1 CA1
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
            EC Public Key:
                pub: 
                    04:00:88:61:38:32:ed:12:61:25:47:df:7b:19:e0:
                    d4:6f:ff:48:fc:25:ad:8f:08:5c:a9:51:11:8a:0c:
                    c5:be:b4:cf:c7:0b:3a:4b:5b:8b:e7:b1:f5:7e:c0:
                    16:50:04:0e:52:0e:85:16:48:03:2b:a0:13:e8:92:
                    c3:e2:16:14:19:4b:e1:00:9f:ec:f5:28:90:55:ed:
                    3b:25:cb:cb:63:cb:91:29:d5:c3:10:6c:06:27:46:
                    0d:f0:08:27:48:8e:b9:8d:a3:29:96:21:33:5d:18:
                    70:dc:aa:94:ac:ff:f8:11:3f:9f:d1:f4:e2:16:2c:
                    73:fa:2b:d6:7c:7b:67:ff:18:14:5a:3d:d0
                ASN1 OID: secp521r1
        X509v3 extensions:
            X509v3 Certificate Policies: 
                Policy: X509v3 Any Policy
                  User Notice:
                    Explicit Text: Tento certifikat pro elektronickou pecet byl vydan v souladu s narizenim EU c. 910/2014.This is a certificate for electronic seal according to Regulation (EU) No 910/2014.

            X509v3 Basic Constraints: critical
                CA:TRUE, pathlen:0
            Authority Information Access: 
                CA Issuers - URI:http://crt.postsignum.cz/crt/psrooteccr1.crt
                OCSP - URI:http://ocsp.postsignum.cz/OCSP/RQCAECCR1/

            X509v3 Key Usage: critical
                Certificate Sign, CRL Sign
            X509v3 Extended Key Usage: 
                1.3.6.1.4.1.311.10.3.12, E-mail Protection
            X509v3 Authority Key Identifier: 
                keyid:AA:25:8E:DA:27:C8:54:8C:DE:6D:29:AE:D0:D9:AB:BF:7C:76:75:86

            X509v3 CRL Distribution Points: 
                URI:http://crl.postsignum.cz/crl/psrooteccr1.crl
                URI:http://crl2.postsignum.cz/crl/psrooteccr1.crl
                URI:http://crl.postsignum.eu/crl/psrooteccr1.crl

            X509v3 Subject Key Identifier: 
                43:B0:5A:FE:41:EA:8A:46:CB:90:61:E7:96:6B:68:F6:78:BB:9E:0C
    Signature Algorithm: ecdsa-with-SHA512
        30:81:88:02:42:01:bc:32:bd:29:03:43:1e:f7:32:5c:1f:cb:
        e9:70:4d:ca:72:a5:ec:4e:af:09:3f:74:93:84:42:8c:c7:aa:
        68:07:ee:6d:94:54:79:e7:cb:16:50:08:86:8e:f3:90:38:75:
        13:ec:8c:31:9d:f0:6d:da:0f:15:50:1f:67:aa:65:1c:03:02:
        42:00:82:03:98:d4:40:e6:24:31:50:04:39:c4:52:8b:26:31:
        f2:81:88:ae:ca:36:09:fc:90:fb:e1:65:8e:84:f8:84:3b:60:
        d2:8f:36:3c:25:54:ad:42:6e:28:3a:e3:25:32:1f:71:e7:3d:
        c5:45:67:96:a0:99:1d:0a:80:3c:3a:c3:54