Control of electronic document of title.

(b) A system satisfies subsection (a) of this section, and a person is deemed to have control of an electronic document of title, if the document is created, stored and assigned in such a manner that: (1) A single authoritative copy of the document exists which is unique, identifiable and, except as otherwise provided in subdivisions (4), (5) and (6) of this subsection, unalterable; (2) The authoritative copy identifies the person asserting control as: (A) The person to which the document was issued; or (B) If the authoritative copy indicates that the document has been transferred, the person to which the document was most recently transferred; (3) The authoritative copy is communicated to and maintained by the person asserting control or its designated custodian; (4) Copies or amendments that add or change an identified assignee of the authoritative copy can be made only with the consent of the person asserting control; (5) Each copy of the authoritative copy and any copy of a copy is readily identifiable as a copy that is not the authoritative copy; and (6) Any amendment of the authoritative copy is readily identifiable as authorized or unauthorized.