| http://www.w3.org/ns/prov#value | - OBJECTS AND ADVANTAGES OF THE INVENTION [0007] It is thus a first object and advantage of this invention to provide an improved optically based method and apparatus for authenticating objects, and possibly also counting and sorting objects, such as documents, currency, negotiable instruments, and other substrates that contain indicia. [0008] It is another object and advantage of this invention to
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