Format
Apple iBook format
Summary
- Name
- Apple iBook format
- Identifiers
-
- MIME: application/x-ibooks+zip
- PUID: fmt/482
- Format type
- Text (Structured)
- Description
- This is an outline record only, and requires further details, research or authentication to provide information that will enable users to further understand the format and to assess digital preservation risks associated with it if appropriate. If you are able to help by supplying any additional information concerning this entry, please return to the main PRONOM page and select ‘Add an Entry’.
- File extensions
-
ibooks - Source
- British Library / British Library
- Developed by
- Apple Computer, Inc.
- Supported by
- Apple Computer, Inc.
Relationships
- Has priority over
Internal signatures
iBook
- Note
- PK..{26}mimetypeapplication/x-ibooks+zip
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
504B0304{26}6D696D65747970656170706C69636174696F6E2F782D69626F6F6B732B7A6970- Endianness
- None
Container signatures
Type: ZIP
14000 - Apple iBook Format
- File path
- mimetype
Byte sequence reference
BOFoffset
Sub sequences
- Min Frag Length
- Position
- 0
- Sub sequence min offset
- 0
- Sub sequence max offset
- 1024
- Sequence
'application/x-ibooks+zip'
Changelog
-
Updated in V75
- Release date
- 17 July 2014
Apple iBook Format: Given additional priority over HTML puids. Improvement submitted by LIBIS.
-
Updated in V70
- Release date
- 28 August 2013
Apple iBook format: Added MIME type.
-
Updated in V69
- Release date
- 19 July 2013
Apple iBook format: Added binary signature for backward compatibility.
-
Added in V66
- Release date
- 18 December 2012
Apple iBook format: Container signature developed with assistance from The British Library.
Apple iBook format: Outline Entry Added with assistance from The British Library.