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Use "verifier" in a sentence
"She called the verifier again, got through, and this time actually did clear the line when requested."
"Just to let you know, I am sorry about having to add word verifier to comments but I get hit with 50+ spam messages yesterday through the whole blog."
"Digi-Box will focus on distribution of Aurora, DCA's file-based stream verifier, which is used for content certification at broadcast, post-production and authoring facilities."