PARIS, FR AND SINGAPORE, SG / ACCESS Newswire / December 11, 2025 / SMX (Security Matters) PLC (NASDAQ:SMX), the global leader in molecular-based material authentication and digital product passports, today announced a successful multi-day industrial pilot validating SMX's ability to deliver full-chain traceability for cotton. The pilot confirmed that SMX markers, applied during the mechanical recycling process, remain detectable and stable through fibre mixing, carding, yarn spinning, fabric formation, and ...