Found a broken link? May be the story can still be found.
I'm not as big an admirer of Sheckley as some others are. But that could be because I've only picked up his stories at random rather than systematically. Best Sheckley story I've seen so far is "Hunting Problem" (download) (not on Thomas' list).
Trying to figure out science fiction
11:30 pm in this clock (that's 6 pm GMT).
The clock shows India time (IST). Note India doesn't have any concept of daylight saving time; so if your locale has it, the relative posting time will appear to have changed with your time change.