System for the supply of forge-proof information about an article

1. Field of the Invention A system for the supply of forge-proof information about an article. The system has a first element characterized by an information content (I) and a second element characterized by an information content (I). Both elements are connected to the article. The two elements are linked to a logic connective where the information contents (I) and (I) are compared. One of the information contents relates to a statement as to whether the article is disposable or returnable.