Blockchain-based traceability software for supply-chain transparency in the mining, metals, and battery industries is the business of Minespider, a Swiss company. Its platform offers Digital Product Passports (DPPs) and Digital Battery Passports (DBPs) to track material provenance, carbon emissions, and ESG metrics in line with regulations such as the EU Battery Regulation, ESPR, CSRD, and CBAM. Founded in 2018, the company uses AI-driven tools to extract data from documents into customizable, branded passports, while its tracking tool digitizes chain-of-custody with QR codes for minerals such as tin and tantalum, supporting circular-economy practices including recycling and second-life batteries. With partners such as Google, Volkswagen, Ford Otosan, Minsur, and LuNa Smelter, Minespider operates worldwide and is recognized by the World Economic Forum for advancing responsible sourcing.