Importance of creation date in keysigning

[markus kampkötter]

hi Jürgen,
> 
> Is the date of a key's creation in any way important when signing a key?

unless its in the future or long before cryptosoftware was invented - no
;)
 
> I've googled, and found only keysigning how-tos that didn't mention the
> key's creation date.
> 
> I'm asking because I'm unsure whether to put my key's date on my
> business card (which will be mainly used for key signing purposes, and
> I need it for the upcoming LinuxTag).

i guess the fingerprint and/or a place where to get your pubkey from
will fit your needs
 
markus (c: