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.
272478350 is a routing number of SOUTHEAST MICHIGAN STATE EMPL FCU. Check detailed information about 272478350. This bank routing number is required for electronic funds transfer. Bank routing number of SOUTHEAST MICHIGAN STATE EMPL FCU is the first nine digits of the number along the bottom left section of your check.