hpHttpMgDeviceGlobalUniqueID 1.3.6.1.4.1.11.2.36.1.1.5.1.1.2

This represents a globally unique ID for the device. This MUST be the ordered combination of the Manufacturer, product name, AND any other text that is necessary to guarantee global uniqueness. This value may not be null. e.g. HPD1234A9482882