Cal. Gov. Code § 6554
The indenture authorizing the issuance of such bonds shall provide the denomination or denominations of the bonds, the medium of payment of principal thereof and interest thereon, the place or places of payment of said bonds and interest, which may be within or without the State of California, the form of said bonds (including recitals of regularity of the proceedings for the issuance thereof) and of interest coupons appertaining thereto, the form, denominations and conditions of any temporary bonds or interim certificates, and the manual and facsimile signatures to be attached to the bonds or certificates (one signature upon which must be manual) and the manual or facsimile signature to be affixed to the interest coupons.
Ca. Gov. Code § 6554