(a) In General. To satisfy the requirement of authenticating or identifying an item of evidence, the proponent must produce evidence sufficient to support a finding that the item is what the proponent claims it is.
(b) Examples. The following are examples only - not a complete list - of evidence that satisfies the requirement:
(1) Testimony of a Witness with Knowledge. Testimony that an item is what it is claimed to be.
(2) Nonexpert Opinion About Handwriting. A nonexpert's opinion that handwriting is genuine, based on a familiarity with it that was not acquired for the current litigation.
(3) Comparison by an Expert Witness or the Trier of Fact. A comparison with an authenticated specimen by an expert witness or the trier of fact.