I'll have to double check for you, i believe its r52.
auto
I knew you needed syscheck but wasn't sure how to post it. However i have it now.
SysCheck HDE v2.4.0 HacksDen Edition by JoostinOnline, Double_A, R2-D2199, and Nano
...runs on IOS58 (rev 6176).
Region: NTSC-U
System Menu 4.3U (v513)...