Serial number for v1.0.3: (68k & PPC)
2300-0201-9529-7514   <-- For Macintosh Performa models only, SSW 6.0.5 and later. SSW 7.1.2 or later for PPC Macs.
2350-0100-2267-0007   <-- For any 68k Macintosh running SSW 6.0.5 and later. SSW 7.1.2 or later for PPC Macs.