I rotate keys often. My current key expires February 1st, 2012. I do not currently publish to any key servers. The current fingerprint for my key is:
6A8E CCA7 F6E2 64AF CAF7 B089 0993 840B 2E3A F657
Feel free to verify the fingerprint by contacting me on Facebook, LinkedIn, or on Freenode (nick = intrigue). If you have any reason what-so-ever to question the authenticity of the key you are using, please contact me via alternate means.