Format
RDF/XML
Summary
- Name
- RDF/XML
- Identifiers
-
- MIME: application/rdf+xml
- PUID: fmt/875
- Format type
- Text (Mark-up)
- Description
- RDF/XML is a syntax, defined by the W3C, to express (i.e. serialize) an RDF (Resource Description Framework) graph as an XML document.
- File extensions
-
rdf - Source
- Digital Preservation Department / The National Archives
- Developed by
- W3C / W3C
- Supported by
- W3C / W3C
Relationships
- Has priority over
Internal signatures
RDF/XML with XML declaration
- Note
- XML Declaration, then mandatory <rdf:RDF element containing ‘xmlns:rdf=’( "| ')’http://www.w3.org/1999/02/22-rdf-syntax-ns#=’( "| ') namespace
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
3C3F786D6C2076657273696F6E3D(22|27)312E30(22|27){1-1024}3C7264663A524446{1-2048}786D6C6E733A7264663D(22|27)687474703A2F2F7777772E77332E6F72672F313939392F30322F32322D7264662D73796E7461782D6E7323(22|27)- Endianness
- None
RDF/XML without XML declaration
- Note
- Mandatory <rdf:RDF element containing ‘xmlns:rdf=’( "| ')’http://www.w3.org/1999/02/22-rdf-syntax-ns#=’( "| ') namespace
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
3C7264663A524446{1-2048}786D6C6E733A7264663D(22|27)786D6C6E733A7264663D(22|27)687474703A2F2F7777772E77332E6F72672F313939392F30322F32322D7264662D73796E7461782D6E7323(22|27)- Endianness
- None
Changelog
-
Updated in V124
- Release date
- 3 July 2026
RDF/XML: Priority added over fmt/101 Extensible Markup Language 1.0. Submitted by Preservica.
-
Added in V123
- Release date
- 9 June 2026
RDF/XML: Two new internal signatures added, one with an XML declaration and another without. Submitted by Stuart Yeates and Preservica.
RDF/XML: Signature researched and samples provided by Preservica.
-
Added in V84
- Release date
- 21 January 2016
RDF/XML: Full entry added. Requested by National Library of Sweden.