This app was mentioned in 3 comments, with an average of 2.00 upvotes
It's available now, but ... you have to buy Dr Pepper. : / Article says it's 'powered by the Blippar App.
All those cans in the pic posted in the last 48 hours had an individual symbol at the base. So I guess you buy a 20oz DP, scan it and presumably download it based on the can you bought.