OpenAI CEO Sam Altman testifies before a Senate Judiciary Privacy, Technology & the Law Subcommittee hearing titled 'Oversight of A.I. : Rules for Artificial Intelligence' on Capitol Hill in Washington, U.S., May 16, 2023. REUTERS/Elizabeth Frantz OpenAI Chief Executive Sam Altman has raised $115 million in a Series C funding round led by Blockchain Capital for a cryptocurrency project he co-founded. The project, Worldcoin, aims to distribute a crypto token to people "just for being a unique individual".