The production discipline of Modena Ham provides for the application of a series of stamps and seals, functional to the conduct of the control activities and indispensable for the application of the safeguard brand at the end of curing.
In particular the following stamps and distinctive marks are applied:
-“tattooing” of the piglet’s thigh by the farmer to guarantee the provenance and age;
-stamp on the fresh thigh by the slaughterer to provide proof of the above guarantee and of the correct slaughtering technique;
-an indelible brand, called a seal, on the fresh thigh applied by the ham factory at the moment of entrance into the factory, which reports the date curing commenced and attests to the selection made;
-hot brand at the termination of curing that distinguishes Modena Ham
An integral part of this brand is the number assigned to the business producing the ham in order to assist traceablility..

The appropriate brand on Modena Ham represents a guarantee to the consumer in terms of provenance of the meat and of production procedures carried out according to rigorous disciplines, in that sense the brand loses its own commercial connotation to acquire a certified nature.