(b) A system satisfies subsection (a), 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. (1) A single authoritative copy of the document exists which is unique, identifiable, and, except as otherwise provided in paragraphs (4), (5), and (6), unalterable;

2. (2) The authoritative copy identifies the person asserting control as:

   1. (A) The person to which the document was issued; or
   2. (B) If the authoritative copy indicates that the document has been transferred, the person to which the document was most recently transferred;
3. (3) The authoritative copy is communicated to and maintained by the person asserting control or its designated custodian;
4. (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. (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. (6) Any amendment of the authoritative copy is readily identifiable as authorized or unauthorized.