Report from the Joint W3C/IETF URI Planning Interest Group: Uniform Resource Identifiers (URIs), URLs, and Uniform Resource Names (URNs): Clarifications and Recommendations

This paper is the product of the W3C URI Interest Group. It addresses and attempts to clarify two issues pertaining to URIs, and presents recommendations. Section 1 addresses how URI space is partitioned and the relationship between URIs, URLs, and URNs. Section 2 describes how URI schemes and URN namespace ids are registered. Section 3 mentions additional unresolved issues not considered by this paper and section 4 presents recommendations. Questions concerning this document should be directed to the [email protected] mailing list.