| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS [0097]FIG. 1 is a diagram illustrating the constitution of a system, to which an electronic settlement method according to a first embodiment of the present invention is applied, and the procedure of this method; [0098]FIGS. 2 and 3 are diagrams respectively illustrating first and second examples of a method of attaching an electronic signature and adding informat
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