My buddy has the following 2 cards:
Here are the serial numbers on the Topps "Authentication Sticker"
4678040
4678042
He sold both cards and the buyer tried to confirm their authentication via Topps. Here is Topps response:
"Thank you for contacting the Consumer Relations department for...
I'm going to the Cardinals V Cardinals game in Springfield, MO Monday night with a die-hard Cubs fan and Monday night will likely be the highlight of his 2012 season. I can't imagine his pain to sit through the pre-game stuff...."and now! the reigning Worlds Series Champions..."
I don't know his reasons for selling this part of his collection. But, I can tell you that he has spent a good amount on some very high end RC's of his brother recently. My guess is that Dimitri was smart with his money and is doing OK.