n = REQUEST ("Configuration_number", "", stConfigurationNumber)
Returns the configuration number (as string expression) assigned to the current ARCHICAD license in case of soft license or hardware key. Returns empty string in case of Edu, Trial or Demo licenses. Each configuration number is unique and does not change.
To access the hardware ID you would need to write an add-on.
Péter Baksa Software Engineer, Library as a Platform Graphisoft SE, Budapest