Okla. Stat. tit. 75, § 75-31.6: Effect of authentication

A. Legal material in an electronic record that is authenticated

under Section 5 of this act is presumed to be an accurate copy of

the legal material.

B. If another state has adopted a law substantially similar to

this act, legal material in an electronic record that is designated

as official and authenticated by the official publisher in that

state is presumed to be an accurate copy of the legal material.

C. A party contesting the authentication of legal material in

an electronic record authenticated under Section 5 of this act has

the burden of proving by a preponderance of the evidence that the

record is not authentic.