The concept itself is not new, with common law jurisdictions having recognized telegraph signatures as far back as the mid-19th century and faxed signatures since the 1980s. From Wikipedia
Crane Federal Credit Union Routing Number. 283977688 routing number is a 9-digit number designed and assigned to Crane Federal Credit Union by The American Bankers Association (ABA) to identify the financial institution upon which a payment was drawn.
The complete database of United States banks and credit unions. SANDIA LAB FCU Routing Number 307083911. (The above data was last updated by the Federal Reserve, the central bank of the United States, on 04/15/2017) Â© 2011-2013 Bank Routing Numbers.