Actually it would be 0'48''24. But there was really unexpected glitch. It's shown here: http://www.youtube.com/watch?v=BJviFjmRlTo (from 3:18). I think 32-33 seconds are possible with this glitch.
0:48:24
4/110
09-16-12
Actual time. I don't know if my 0:36.12 can be considered as the record or not.
0:47:17
3/111
09-18-12
0:46:70
3/111
09-18-12
I'll do sub 46.
0:45:75
3/111
09-19-12
Didn't record it. I have recorded 0:45.94 w/o checkpoint