I found this on today if anyone is interested.
 
http://www.frettedamericana.com/alembic_tribute_prototype_2002-d-1206-0.html
 
Jazzyvee

What I think is funny about this one being a prototype is that my Tribute is older.
 
previous thread here:
 
http://club.alembicguitars.net/Images/395/91362.html
 
Todd.

It does have Prototype engraved below the serial # on the brass truss rod cover.  'tis a puzzlement!
 
Bill, tgo