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Format

ISDOC Information System Document

Summary

Name
ISDOC Information System Document
Version
6.0.1
Identifiers
PUID: fmt/1570
Format type
Text (Mark-up)
Description
ISDOC is a type of Extensible Markup Language (XML) file format specific for transfer of financial documents. It allows paperless exchanging of invoices and other documents, processing and portability among companies, public administration authorities and individuals. It was defined by “A Working group for Electronic Standards of data exchanging” in ICT Union (formerly SPIS). The “Declaration on common approach in the area of electronic invoicing in the Czech Republic” was signed on 16th October 2008. It represents a Czech customization of UBL standard https://www.iso.org/standard/66370.html. ISDOC file enables enveloped signatures including advanced IETF/W3C XML digital signatures conforming to the ETSI XAdES specification. This signiture records the 6.0.1 version of ISDOC file format, developed in May 2014. More information about other versions can be found: http://www.isdoc.cz/index.php?id=1316.
Note
http://www.isdoc.org/ http://www.isdoc.cz/fileadmin/isdoc/6.0/readme-en.html
File extensions
isdoc
Source
The National Archives of the Czech Republic / The National Archives of the Czech Republic

Relationships

Has priority over
Is subsequent version of
Is subtype of

Internal signatures

ISDOC Information System Document (Version 6.0.1)

Note
BOF; Offset:16-300; Magic bytes: ' isdoc.cz/namespace/2013" version="6.0.1" '

Byte sequences

Min Frag Length
Absolute from BOF
Offset
16
Max offset
284
Byte Sequence
6973646F632E637A2F6E616D6573706163652F32303133222076657273696F6E3D22362E302E3122
Endianness
None

Changelog

  • Updated in V115

    Release date
    15 November 2023

    ISDOC Information System Document 6.0.1: Max-offset modified for the BOF signature to allow for more exact signature identification. Submitted by Digital Preservation Department, The National Archives (UK).

  • Added in V100

    Release date
    16 December 2021

    ISDOC Information System Document (6.0.1): Signature researched and samples provided by The National Archives of the Czech Republic.

    ISDOC Information System Document (6.0.1): Full entry added. Submitted by The National Archives of the Czech Republic.