SignSplit PBC built infrastructure for signed data that enables human data contributions to be verified, protected, licensed, and digitally signed to establish clear consent, provenance, and usage terms

From the articleW Group bets $400M on SignSplit, valuing signed-data startup at $1B in seed round - CryptopolitanAlso in Signed-data pioneer SignSplit launches with $400M to help everyone get paid for their AI contributions - SiliconANGLE