Tweak a bit the message of this: non-resource identifiers are not really part of the REST style, but a system usually needs them and the IETF has good means with URIs, which include URNs, and can be used for such non-resource identifiers (e.g., for physical asset, device, etc.).
Tweak a bit the message of this: non-resource identifiers are not really part of the REST style, but a system usually needs them and the IETF has good means with URIs, which include URNs, and can be used for such non-resource identifiers (e.g., for physical asset, device, etc.).