created on Feb 12, 2011 5:58:31 AM
created on Feb 14, 2011 11:29:04 AM
Have you searched for the app? Maybe they took it down and then put it back up again with a different QR-code.
Check out this link: https://market.android.com/search?q=laputa
It seems that Laputa is available on the market. Maybe they changed their listing for the app.