| http://www.w3.org/ns/prov#value | - A hidden entry system including a device for developing the latent image has now been discovered which can be used to provide and develop hidden indicia on a document used, for example, in a contest or promotion, such as sweepstakes contest awards, lottery tickets, premium cards, promotional game cards, or the like, to hide indicia without premature development of the hidden indicia by heat from a
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