Every data point in a GCN DPP is built on the UN Transparency Protocol (UNTP) — a UN/CEFACT global standard for supply chain traceability, free to use and openly governed. GCN is a UNTP Registered Software Vendor. Use the pages below to see exactly what data GCN collects, how it's verified, and how it maps to UNTP, ESPR and REACH.
Upstream Data
What Brands and manufacturers add, and how.
Substances of Concern
Mandatory and voluntary disclosure tiers.
Certification FAQs
How to read a certification credential.
Conformity FAQs
Understanding conformity assessment fields.
UNTP FAQs
What UNTP is, and where GCN stands today.
Sources
Standards, regulations and policies referenced.
TID FAQs
EPC vs TID — how tag copying is detected.
B2B RFID App
Why the app can't capture consumer data.
Textile Types Reference
Construction types used when populating a DPP.