What is a UMID?=

UMID (Unique Material Identifier) is a UUID based identifier (example: 2b66317b-6c2e-4ece-a3ee-ad52461bba8) for identifying a unique production variant. A UMID can be use to identify any variant of a physical item in the value chain:

Production Materials (part, food component, packaging component)
Semi-finished goods
Finished goods (consumer & professional good)
Trade units (Case, carton, tray)
Handling units (pallet, dolly)

The UMID is targetted at Machines, not Humans!

Why is UMID needed?

In the

, can be applied to any production item Characteristics

Why UUID Based?

A UUID is unique by definition, also unique over time (generated, so no risk that someone by accident re-uses 324234 or 010). See how this work?, UUID generator No need for a central registry! Still never a double identifier. UUIDs are also Licence free.

What is de UMID allocation rule?

Very simple rule: A new UMID on every change in the Bill of Materials (in other words, a new ID for every new production variant) {GTIN can stay the same}