No, on the back of the HQ beta is a subtle alpha pattern. It looks like the HQ beta uses a scan of an alpha on the backside, which picks up some of the dot pattern (mostly in non-white and non-dark-blue areas)
Alpha pattern:
HQ beta back:
Alpha pattern:
HQ Beta back:
Which means the HQ beta were printed after the alphas that have the alpha pattern. So when the alphas were printed is the lower bound timeframe for HQ betas.