关键词: 鉴真, 实物证据, 真品性, 鉴定, 最佳证据规则

Abstract:

Authentication is a kind of proof which verifies that physical evidence is genuine， and the two evidentiary rules have provided specific statutory sources for it. The three major theoretical foundations of authentication are non-genuine presumption of physical evidence， distinction between fact and secondary fact， preliminary issues of the admissibility. Authentication and forensic appraisal are both designed to prove the genuineness of evidence. however， as the threshold of forensic appraisal， authentication has its unique values and functions. Authentication is the precondition and base of forensic appraisal and forensic appraisal is the necessary extension and supplement to authentication. Combined with Best Evidence Rule， they can safeguard the authenticity and reliability of the evidence. The process of authentication should the introduced into China.

Key words: authentication, physical evidence, authenticity, forensic appraisal, Best Evidence Rule