One of the deliverables of the ATOMPUB WG is an xml-based format for Web syndication. Please review the proposed "application/atom+xml" media type therein; the registration template can be found below, and the complete draft is: http://www.ietf.org/internet-drafts/draft-ietf-atompub-format-07.txt Regards, ---8<---- An Atom Document, when serialized as XML 1.0, can be identified with the following media type: MIME media type name: application MIME subtype name: atom+xml Mandatory parameters: None. Optional parameters: "charset": This parameter has identical semantics to the charset parameter of the "application/xml" media type as specified in [RFC3023]. Encoding considerations: Identical to those of "application/xml" as described in [RFC3023], section 3.2. Security considerations: As defined in this specification. [[anchor59: update upon publication]] In addition, as this media type uses the "+xml" convention, it shares the same security considerations as described in [RFC3023], section 10. Interoperability considerations: There are no known interoperability issues. Published specification: This specification. [[anchor60: update upon publication]] Applications that use this media type: No known applications currently use this media type. Additional information: Magic number(s): As specified for "application/xml" in [RFC3023], section 3.2. File extension: .atom Fragment identifiers: As specified for "application/xml" in [RFC3023], section 5. Base URI: As specified in [RFC3023], section 6. Macintosh File Type code: TEXT Person and email address to contact for further information: Mark Nottingham <mnot@pobox.com> Intended usage: COMMON Author/Change controller: This specification's author(s). [[anchor61: update upon publication]] --->8--- -- Mark Nottingham http://www.mnot.net/