Neowin has found what appears to be the final build of the upcoming Windows Media Player 9 software. The build is # is 9.00.00.2980. This appears to be the geniune article and has a Digital Signature dated December 12th 2002. Just as a reminder the public RC is build #2926.
Beware though, still consider this BETA software until the official word is out. You can find download mirrors here.