The National Archives
Search our website
  • Search our website
  • Search our records
   
 
Image of software box and CD PRONOM
Welcome (PRONOM  home page) About PRONOM Add an entry
Search Help - opens in a new window Information resources - opens in a new window
 
 
 

*Details: File format summary

   
 

 

Search by keyword Search by file format Search by PUID Search by software Search by vendor Search by lifecycles Search by Migration Pathway

Details for:

Save as... XML | CSV Printer friendly version
 
Go to:  Summary  |  Documentation  |  Signatures |  Compression  |  Character encoding  |  Rights  |  Reference files   Properties  
 

Signatures

External signatures File extension: cos
Internal signatures
Name Capture One Session File
Description BOF XML header. Then BOF tags specific to Capture One software '<IMG>' gap between {0-256} then '<E K=' either 0x22 or 0x27 followed by 'Author'.
Byte sequences
Position type Absolute from BOF
Offset 0
Maximum Offset 0
Byte order  
Value 3C3F786D6C2076657273696F6E3D(22|27)312E30(22|27)
Position type Absolute from BOF
Offset 22
Maximum Offset 0
Byte order  
Value 3C494D473E{0-256}3C45204B3D(22|27)417574686F72(22|27)
Top of page Top of page
 
         
The National Archives Newsletter Icon

Send me The National Archives’ newsletter

A monthly round-up of news, blogs, offers and events.