I don't have a cd-rom, but i do have a a few USB 3.0 inputs and after a call to IBM the route I went with was to create a USB MKSYSB (mksysb -iev /dev/usbms0), was able to restore the rootvg using...
Do you know if Storix works for SCO Open Server 6 P2V? Their website has AIX/Solaris listed but not SCO specifically. They do offer a trial so i guess I can try it and see if it works.