Cardano Foundation partners with Petrobras on blockchain fuel applications

Cardano Foundation and Brazilian state oil giant Petrobras are taking their partnership to the next level, announcing two new blockchain applications targeting sustainable aviation fuel and renewable Diesel R. What started as a corporate education program has evolved into something considerably more ambitious: putting fuel supply chains on-chain to fight greenwashing and improve traceability across Brazil’s energy sector. From classroom to supply chain The Cardano-Petrobras relationship began in December 2023, when Cardano Academy launched a blockchain education initiative for Petrobras’ roughly 40,000 employees. The first 500 participants received evolving NFTs as credentials. By 2025, Cardano Foundation had formalized a collaboration with PUC-Rio, one of Brazil’s leading research universities, to develop real blockchain applications for the renewable fuel space, with sustainable aviation fuel, known as SAF, as the primary focus. Petrobras commenced its first commercial deliveries of domestically produced SAF in December 2025, starting with an initial batch of 3,000 cubic meters. The company has set a target of meeting 100% of Brazil’s domestic SAF demand through co-processing by ...