This is actually quite simple, just post your identicon to your primary e-mail.
Step-by-step guide to see your identicon:
1) Get your MD5 hash of your e-mail address (entered lower-case). For example, how to do this with DuckDuckGo:
1.1) Go to
http://duckduckgo.com/ 1.2) Search for "md5 emailaddress@goes.here", of course with "emailaddress@goes.here" replaced by your (lower-case) e-mail.
1.3) There should now be a box above the results telling you your MD5 hash.
2) Go to "
http://www.gravatar.com/avatar/HASH.png?d=identicon&f=y", where "HASH" is replaced by your hash that you obtained in step 1. You now have your identicon, congratulations.
So, to begin, this is my "official" e-mail (webmaster@dontcare4free.com):
If only gravatar added trans.