A UK MacNN Reader has already received his copy of Mac OS X 10.3 (Panther).
Photos of the Box and CDs are available on his .Mac site.
The box includes 3 Mac OS X CDs and a Mac OS X Xcode Tools CD. He also confirms that the final production build is 7B85, as was reported on October 1st.
Update: Apple has asked that the photos be removed until Friday.