| http://www.w3.org/ns/prov#value | - ibutes of the taggants 470 disposed upon an article 420 offered for authentication may be evaluated, and compared against the same physical attributes for taggants 470 associated with an authentic article 420. [0065] Taggants 470 may appear in a variety of forms, including but not limited to, fibers, particles or deposits of ink.
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