A tangible thing, record, photograph, film, video, audio recording, demonstrative evidence, experiment, simulation, or other similar matter is admissible only if the offeror presents the trial court with sufficient evidence to show that the thing or other matter is what the offeror claims it is.

Estelle v. McGuire, 502 U.S. 62, 68-70 (1991) (use of battered child syndrome evidence against defendant in criminal did not violate due process; "We thus turn to the question whether the admission of the evidence violated McGuire's federal constitutional rights. California law allows the prosecution to...In some circumstances and for some purposes battered child syndrome evidence is sufficiently reliable to satisfy the requirements of Federal Rule of Evidence 702 or comparable State rules for the admissibility of expert evidence.

Williamson v. United States, 512 U.S. 594, pin? (1994).A statement falls within the federal hearsay exception for statements against interest only if the statement at the time of its making so far contrary to the declarant's pecuniary or proprietary interest, or so far tended to subject the declarant to civil or criminal liability, or to render invalid a claim by the declarant against another, that a reasonable person in the declarant's position would not have made the statement unless believing it to be true.

United States v. Loney, 959 F.2d 1332, 1340-1341 (5th Cir. 1992) (upholding trial court's admission of Exhibit 21 [consisting of a thirty-five page compilation of computer records providing information on approximately....Document must have been prepared in the normal course of business.