Proof of identity; the prdvlng that a person, subject, or ar-tide before the court is the very same that he or It is alleged, charged, or reputed to be; as where a witness recognizes the prisoner at the bar as the same person whom lie saw committing the crime; or where handwrlt-ing, stolen goods, counterfeit coin, etc., are recognized as the same which once passed under the observation of the person identi-fylng them