alsundma

# Defensive Publication: TID-Anchored Authentication of Pharmaceutical Items via Manufacturer-Published EPCIS Aggregation as a Replacement for Centralized Decommissioning Registries

**Author:** Aaron Sundman, CCL eAgile

**First public disclosure:** GS1 Connect annual conference, Las Vegas, June 2026, in front of an audience of approximately 200 RFID industry attendees during a presentation given by the author.

**Publication date of this document:** June 30, 2026

**Purpose:** This document is published defensively to establish prior art. Its purpose is to make the methods, systems, and combinations of techniques described below freely available for adoption by any party in the pharmaceutical supply chain, and to prevent any party from obtaining a patent that would block the industry from using these techniques. The author makes no claim of patent rights over the methods described herein and explicitly places these methods into the public technical record.

alsundma

Keybase proof

I hereby claim:

• I am alsundma on github.
• I am aaronsundman (https://keybase.io/aaronsundman) on keybase.
• I have a public key ASB21aYF90eT3soeIz6LINmkQPgMlBE6unG3Q2GcCOanbwo

To claim this, I am signing this object:

alsundma

Keybase proof

I hereby claim:

• I am alsundma on github.
• I am aaronsundman (https://keybase.io/aaronsundman) on keybase.
• I have a public key ASB21aYF90eT3soeIz6LINmkQPgMlBE6unG3Q2GcCOanbwo

To claim this, I am signing this object: