Format
Microsoft Powerpoint Presentation
Summary
- Name
- Microsoft Powerpoint Presentation
- Version
- 95
- Identifiers
-
- MIME: application/vnd.ms-powerpoint
- Apple Uniform Type Identifier: com.microsoft.powerpoint.ppt
- PUID: fmt/125
- Format type
- Presentation
- Disclosure
- None
- Description
- Powerpoint format is a presentation format developed by Microsoft. Powerpoint 95 format is the native format of Powerpoint 95. The format is proprietary and Microsoft does not make details of its structure public. The information here is derived primarily from OpenOffice.org's reverse-engineered documentation of the format and should not therefore be regarded as definitive. Powerpoint 95 is based on Microsoft’s generic OLE2 Compound Document Format. A Powerpoint presentation is stored as a ‘PowerPoint Document’ stream within a Compound Document Format file.
- File extensions
-
ppt - Source
- Digital Preservation Department / The National Archives
- Developed by
- Microsoft Corporation
Relationships
- Has priority over
- Is previous version of
- Is subsequent version of
- Is subtype of
Internal signatures
Powerpoint 95
- Note
- Compound Document Header + PowerPoint Document user stream + ‘Microsoft ® PowerPoint ® Windows’ statement.
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- None
- Byte Sequence
D0CF11E0A1B11AE1{20}FEFF- Endianness
- None
- Min Frag Length
- Variable
- Offset
- None
- Max offset
- None
- Byte Sequence
50006F0077006500720050006F0069006E007400200044006F00630075006D0065006E007400- Endianness
- None
- Min Frag Length
- Variable
- Offset
- None
- Max offset
- None
- Byte Sequence
4D6963726F736F66742028522920506F776572506F696E74202852292057696E646F777320200007(00|01)0000F00300005F- Endianness
- None
Container signatures
Type: OLE2
3120 - Microsoft Powerpoint 95 OLE2
- File path
- Header
Byte sequence reference
BOFoffset
Sub sequences
- Min Frag Length
- Position
- 1
- Sub sequence min offset
- 0
- Sub sequence max offset
- 0
- Sequence
'Microsoft (R) PowerPoint (R) Windows ' 00 07 (00|01) 00 00 f0 03 00 00 5f
- File path
- PersistentStorage Directory
Byte sequence reference
BOFoffset
Sub sequences
- Min Frag Length
- Position
- 1
- Sub sequence min offset
- 0
- Sub sequence max offset
- 64
- Sequence
'PowerPoint Document'
- File path
- PowerPoint Document
Changelog
-
Added in V97
- Release date
- 1 October 2020
Microsoft PowerPoint Presentation 95: Added container signature submitted by Preservica.