GDTI (Global Document Type Identifier)

The GDTI is the Identification Key for a document type combined with an optional, alpha-numeric serial number and used to access database information that is required for document control purposes. The GDTI is assigned for the life time of the document type and may be bar coded using Application Identifier (253).

 

The GDTI is constructed as:

 

GS1 Company Prefix         Document Type Check
Digit
Serial Component
(Optional)
N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N11 N12
N13
X1 variable X17

 

For a more detailed overview on the benefits of GDTI see GDTI Executive Summary.

Information about other keys