Sam, SCE Developer, has just revealed through the official SCEA Forums new details on how the LBP Beta key giveaway process will be done. Sam stated that 'More codes are being issued through a website today, but I'm unable to say which one.'
Other than that, this is what Sam declared:
-Several sites will be giving out thousands of codes in the next 5 days.
-Email invitations are being sent today.
-These are the only ways to get into the beta.
-The LittleBigPlanet News Site will be giving out more details tomorrow.