A process whereby, for a vehicle type with an RXSWIN, information on the RXSWIN before and after an update can be accessed and updated, including the software versions and integrity validation data of all relevant software for each RXSWIN. The Interpretation Document: the identifier changes only when software changes lead to an extension or new approval; the manufacturer records all permissible software versions under a given RXSWIN with their integrity data (see 7.1.2.3); storage is at the manufacturer, which decides what is also held on the vehicle.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.