Okla. Stat. tit. 22, § 385
An indictment, when found by the grand jury, must be presented by their foreman, in their presence, to the court, and must be filed with the clerk, and remain in his office as a public record, and except as provided by law, it may not be inspected or its contents revealed, until the defendant has been arrested.
R.L. 1910, § 5734; Amended by Laws 1961, HB 511, p. 237, § 1.