What Is EPUB 2.0 Package Metadata

EPUB 2.0 Package Metadata encapsulates meta information of the EPUB 2.0 book.

Package Metadata, represented by the "metadata" element, is specified as the first required sub-element of the root "package" element in an EPUB 2.0 package file like package.opf:

<package ...>
  <metadata ...>
    ...
  </metadata>
  ...
</package>

EPUB 2.0 Package Metadata uses the "Dublin Core Metadata Element Set" standard to provide metadata sub-elements. For more information, visit "Dublin Core Metadata Element Set, Version 1.1: Reference Description" Website.

The "metadata" element must have the following required sub-elements:

• dc:identifier - to define a unique identifier to be used to uniquely identify the EPUB 2.0 book.
• dc:title - to specify a title for the EPUB 2.0 book.
• dc:language - to specify the language of the EPUB 2.0 book.

The "metadata" element can also have additional optional sub-elements like:

• dc:creator - to specify an author of the EPUB 2.0 book.
• dc:contributor - to specify an contributor of the EPUB 2.0 book.
• dc:publisher - to specify the publisher of the EPUB 2.0 book.
• dc:rights - to specify the rights statement of the EPUB 2.0 book.
• dc:subject - to specify the subject category of the EPUB 2.0 book.
• dc:date - to specify the publishing date of the EPUB 2.0 book.
• dc:description - to specify an long description of the EPUB 2.0 book.
• dc:type - to specify the content type of the EPUB 2.0 book.
• dc:format - to specify the content MIME format of the EPUB 2.0 book.
• dc:source - to specify source information of the EPUB 2.0 book.
• dc:relation - to specify an auxiliary resource and its relationship to the EPUB 2.0 book.
• dc:coverage - to specify the content extent or scope the EPUB 2.0 book.

⇒ EPUB 2.0 Metadata - dc:identifier Element

⇐ EPUB 2.0 Package Metadata

⇑ EPUB 2.0 Package Metadata

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