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Format

Shell Archive Format

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Summary

Name
Shell Archive Format
Identifiers
  • MIME: application/x-shar
  • PUID: fmt/329
Format type
Aggregate
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
shar
Source
Digital Preservation Department / The National Archives

Internal signatures

Shell Archive No. 1

Note
ASCII: #!/bin/sh.# This is a shell archive

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
1936
Byte Sequence
2321{0-1}2F62696E2F73680A2320546869732069732061207368656C6C2061726368697665
Endianness
None

Shell Archive No. 2

Note
ASCII: # This is a shell archive

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
None
Byte Sequence
2320546869732069732061207368656C6C2061726368697665
Endianness
None

Changelog

  • Updated in V60

    Release date
    11 June 2012

    Shell Archive No.1: Existing signature refined through PRONOM Research.

  • Added in V46

    Release date
    8 February 2011

    Shell Archive Format: Signature developed through PRONOM Research.

    Shell Archive Format: Outline entry added. Ongoing DROID research work following request from Bibliotheque Nationale de France / European Archives.