It was stated they'll be via email and no, they have not been sent out.
Just got mine today. It works! It's real! Finally!
Greetings Trainers!
If you were a competitor or member of event staff at the 2011 or 2012 Pokémon World Championships, keep an eye on your inbox over the course of the next few weeks for an email containing codes which unlock Tropical Beach promos in the Pokémon TCG Online!
If you believe you were eligible to receive codes for these promos and don't receive an email by July 20, 2013, please create a support ticket at www.pokemon.com/support.
See you in the game!
How is this going to work for those that were not invited but did staff as a walk on or were moved into staff positions?
If you believe you were eligible to receive codes for these promos and don't receive an email by July 20, 2013, please create a support ticket at www.pokemon.com/support.