Cal. Health & Safety Code § 103526.5
(b) All certified copies of birth, death, and marriage records issued pursuant to Section 103525 shall be printed on chemically sensitized security paper that measures 81/2 inches by 11 inches and that has the following features:
(c)
(d) The State Registrar, local registrars, county recorders, and county clerks shall take precautions to ensure that uniform and consistent standards are used statewide to safeguard the security paper described in subdivision (b), including, but not limited to, all of the following measures:
(e)
(4) For purposes of this subdivision, “verifiable credential” means a cryptographically secure set of information that is both of the following: