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Format

Origin Project Format

Summary

Name
Origin Project Format
Version
Non-Unicode
Identifiers
PUID: fmt/1123
Format type
Dataset
Description
Origin is an advanced plotting, graphing and data-analysis application by OriginLab. An .opj file is a full Origin project file in the OPJ format. An .ogg file contains only a graph. An ogw file contains only a workbook. An ogm file contains only a matrixbook Please contact the PRONOM team if you can provide a more detailed description of this format.
File extensions
opj, ogg, ogm, ogw
Submitted by
University of Edinburgh / University of Edinburgh

Internal signatures

Origin Project Format Non-Unicode

Description
BOF Header, "CPYA ", Major version, "." {Minor version, Build number}, "#". A 'W64' string is sometimes present between the build number and the terminating hash character which may indicate a 64 bit file version but further research is required to confirm.
Provenance
https://github.com/jgonera/openopj/blob/master/docs/opj_format.markdown plus observations from samples around the 'W64' string'

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
0
Byte Sequence
4350594120[31:39]2E{7-13}230A
Endianness
None

Changelog

  • V93

    Release date
    30 November 2017
    • Added format

      Origin Project Format Non-Unicode: Full entry added. Submitted separately by University of Edinburgh and by Bodleian Libraries, University of Oxford.

    • Added signature

      Origin Project Format Non-Unicode: Signature developed with Bodleian Libraries, University of Oxford and additional samples submitted by University of Edinburgh.