Mavericks x64 Build:Please check it:
https://mega.co.nz/#!w9MAzIzQ!9eVdvAf22fIE9UYVODIjn-ZV-Wn_DWCHRUwK9D4fPyQ
Thank you,
Ray
No.

"LSOpenURLsWithRole() failed with error -10810 for the file /Users/Rocou/Desktop/Zeitcoin-qt.app."
Thanks for your testing... Do you have Java installed? Version? Sounds silly, but please check it..
Java?? WTF?
Well, yes Java is installed. java version "1.7.0_07"