BRASTEMP removed Bad Robot and ABC Studio logos from the
end of the episode vobs when they couldn't fit DVDR size.

Lost.S05D03.NTSC.DVDR-BRASTEMP (no logos)

> Lost.S05E07.RENTAL.DVDRip.XviD-OSiTV (no logos)
> Lost.S05E08.RENTAL.DVDRip.XviD-OSiTV (no logos)
> Lost.S05E09.RENTAL.DVDRip.XviD-OSiTV (no logos)

Lost.S05D04.NTSC.DVDR-BRASTEMP (logos)

> Lost.S05E10.RENTAL.DVDRip.XviD-OSiTV (logos)
> Lost.S05E11.RENTAL.DVDRip.XviD-OSiTV (logos)
> Lost.S05E12.RENTAL.DVDRip.XviD-OSiTV (logos)

Lost.S05D05.NTSC.DVDR-BRASTEMP (no logos)

> Lost.S05E13.RENTAL.DVDRip.XviD-OSiTV (no logos)
> Lost.S05E14.RENTAL.DVDRip.XviD-OSiTV (no logos)
> Lost.S05E15.RENTAL.DVDRip.XviD-OSiTV (no logos)

Lost.S05D06.NTSC.DVDR-BRASTEMP (logos)

> Lost.S05E16.RENTAL.DVDRip.XviD-OSiTV (logos)
> Lost.S05E17.RENTAL.DVDRip.XviD-OSiTV (logos)

Obvious conclusion, OSiTV encoded their xvids using
BRASTEMP's dvdrs as source.