BEAst: Order Response Number (T3345). Peppol: A unique identifier for an order agreement. The identifier must be globally unique since the receiver is using it as an order number (issued by the seller).

Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Data type
Identifier
udt:IdentifierType
Example value
0263bf48-9a55-4d15-adf5-2c2921036d1c
Business terms
tir110-001