| description: > | |
| Implement to provide a unique identifier for an inventory item. | |
| properties: | |
| - name: UniqueIdentifier | |
| type: string | |
| description: > | |
| A free form, implementation defined string which uniquely and | |
| permanently identifies a specific inventory item. This is | |
| complementary to the item's serial number. This field should not be | |
| used for programmatic interrogation of an object. |