This is the keysigning exchange service at Biglumber.
The owner of key F5538629A12E35418DFBF242FA89FA5556F42D8B has signed your key (DEA27BAA479CCA5876E5DE5628DEAE7F29982E5A). Your key with this signature on it will be emailed to you once you have uploaded a signed copy of their public key to Biglumber.
Log in to biglumber.com and look for the key exchange link.
Ah, the great democratization of PGP. Who needs security when we can just collect signatures like baseball cards and hawk our identities on eBay instead? Should be an easy profit, apparently I don't even have to show that I'm me to get in on the signature exchange market.
This PSA brought to you by the committee for not trusting Ryan Ward. ...whoever that is.