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Format

Microsoft Powerpoint for Windows

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Summary

Name
Microsoft Powerpoint for Windows
Version
2007 onwards
Identifiers
  • MIME: application/vnd.openxmlformats-officedocument.presentationml.presentation
  • PUID: fmt/215
Format type
Presentation
Description
From Microsoft Office 2007 onwards, the core output format of MS Powerpoint has been based on the Office Open XML (OOXML) file format. The ISO standard for OOXML is ISO/IEC DIS 29500. An OOXML file format consists of a compressed zip archive that is designated according to which file type it is. Further detail on OOXML can be found within fmt/189 - Microsoft Office Open XML.
Format encoding
Text
File extensions
pptx
Submitted by
Digital Preservation Department / The National Archives
Developed by
Microsoft Corporation
Supported by
Microsoft Corporation

Relationships

Has lower priority than
Is supertype of

Container signatures

Type: ZIP

3010 - Microsoft Powerpoint 2007 OOXML

File path
[Content_Types].xml

Byte sequence reference

Sub sequences
Min Frag Length
Position
1
Sub sequence min offset
0
Sub sequence max offset
Sequence
'ContentType="application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml"'

Type: ZIP

3020 - Microsoft Powerpoint 2007 OOXML little endian

File path
[Content_Types].xml

Byte sequence reference

Sub sequences
Min Frag Length
Position
1
Sub sequence min offset
0
Sub sequence max offset
Sequence
'C'00 'o'00 'n'00 't'00 'e'00 'n'00 't'00 'T'00 'y'00 'p'00 'e'00 '='00 '"'00 'a'00 'p'00 'p'00 'l'00 'i'00 'c'00 'a'00 't'00 'i'00 'o'00 'n'00 '/'00 'v'00 'n'00 'd'00 '.'00 'o'00 'p'00 'e'00 'n'00 'x'00 'm'00 'l'00 'f'00 'o'00 'r'00 'm'00 'a'00 't'00 's'00 '-'00 'o'00 'f'00 'f'00 'i'00 'c'00 'e'00 'd'00 'o'00 'c'00 'u'00 'm'00 'e'00 'n'00 't'00 '.'00 'p'00 'r'00 'e'00 's'00 'e'00 'n'00 't'00 'a'00 't'00 'i'00 'o'00 'n'00 'm'00 'l'00 '.'00 'p'00 'r'00 'e'00 's'00 'e'00 'n'00 't'00 'a'00 't'00 'i'00 'o'00 'n'00 '.'00 'm'00 'a'00 'i'00 'n'00 '+'00 'x'00 'm'00 'l'00 '"'00

Type: ZIP

3030 - Microsoft Powerpoint 2007 OOXML big endian

File path
[Content_Types].xml

Byte sequence reference

Sub sequences
Min Frag Length
Position
1
Sub sequence min offset
0
Sub sequence max offset
Sequence
00'C' 00'o' 00'n' 00't' 00'e' 00'n' 00't' 00'T' 00'y' 00'p' 00'e' 00'=' 00'"' 00'a' 00'p' 00'p' 00'l' 00'i' 00'c' 00'a' 00't' 00'i' 00'o' 00'n' 00'/' 00'v' 00'n' 00'd' 00'.' 00'o' 00'p' 00'e' 00'n' 00'x' 00'm' 00'l' 00'f' 00'o' 00'r' 00'm' 00'a' 00't' 00's' 00'-' 00'o' 00'f' 00'f' 00'i' 00'c' 00'e' 00'd' 00'o' 00'c' 00'u' 00'm' 00'e' 00'n' 00't' 00'.' 00'p' 00'r' 00'e' 00's' 00'e' 00'n' 00't' 00'a' 00't' 00'i' 00'o' 00'n' 00'm' 00'l' 00'.' 00'p' 00'r' 00'e' 00's' 00'e' 00'n' 00't' 00'a' 00't' 00'i' 00'o' 00'n' 00'.' 00'm' 00'a' 00'i' 00'n' 00'+' 00'x' 00'm' 00'l' 00'"'

Changelog

  • V72

    Release date
    12 November 2013

    • Updated

      Microsoft Powerpoint for Windows: Corrected MIME type information provided by the Central Digital Archive of Slovakia.

  • V70

    Release date
    28 August 2013

    • Updated

      Microsoft Powerpoint for Windows 2007 onwards: Added MIME type.

  • V67

    Release date
    26 February 2013

    • Updated

      Microsoft Powerpoint for Windows 2007 Onwards: Improved descriptive information at suggestion of Chris Rusbridge, linking this entry explicitly to fmt/189 - Microsoft Office Open XML.

  • V62

    Release date
    28 August 2012

    • Updated

      Microsoft PowerPoint 2007 onwards: Renamed as Office 2010 files use same OOXML structure as 2007.

  • V60

    Release date
    11 June 2012

    • Updated

      PowerPoint for Windows 2007: Container signature statement added to record notes.

      Microsoft Powerpoint 2007: Existing signature refined through PRONOM Research.