Capable of being verified; confirmable.

synonyms accountable affirmable confirmable responsible

capable of being verified; "a verifiable account of the incident"

Observable to outsiders, in the context of a model of information. Models commonly assume that some the values of some variables are known to both of the parties to a contract but are NOT verifiable, by which we mean that outsiders cannot see them and so references to those variables in a contract between the two parties cannot be enforced by outside authorities. Examples: ..... Source: econterms

Information that can be proven to be correct or incorrect. 13.30