$ gpg --with-keygrip -k 0xCFDD0CD193C61C28pub   rsa4096/0xCFDD0CD193C61C28
2016-06-03 [SC] [expires: 2017-06-03]
      Keygrip = 6389426CCAA614524CB21227F1C33F1B1FDFCCF5
uid                   [ unknown] Víctor Cuadrado Juan <vcuadradojuan@suse.de>
uid                   [ unknown] Víctor Cuadrado Juan <vcuadradojuan@suse.com>
sub   rsa4096/0x3819EAA505869A87 2016-06-03 [E] [expires: 2017-06-03]
      Keygrip = B1957D469B3C8F708294CE680BB3FF03036BE001
sub   rsa4096/0x79CFB2E0AD87A6F8 2016-06-03 [A] [expires: 2017-06-03]
      Keygrip = 5F77A4E0CCEA4B2C8E617C55012D1F1DC04C022B
sub   rsa4096/0x853FB08822A09F98 2016-06-03 [S] [expires: 2017-06-03]
      Keygrip = F9FEB9A36AACFA97FCB32B4630EE5191BAEE8C6E