Get(PersistentID)Returns text representing a unique identifier of the computer or device on which FileMaker is running.FileMaker Pro 12.0Returns a unique, unchanging identifier for the computer on which FileMaker Pro is running or the device on which FileMaker Go is running, in the form of a 32-digit hexadecimal string. Get(PersistentID) helps you identify devices that access your solution.Note For information on how functions evaluate differently on the host versus the client, search the FileMaker Knowledge Base available at http://help.filemaker.com.For a FileMaker Pro client or a FileMaker Go client, Get (PersistentID) returns a value such as 78569d0bd40b898a64e7d08ccdea8220.