Notebook Labs (“Notebook”), a zero-knowledge identity infrastructure layer that enables Web3 protocols to create Sybil-resistant log-ins and users to enjoy anonymity and privacy, today announced the close of its $3.3 million seed round. The round was led by Bain Capital Crypto, with participation from Y Combinator, Soma Capital, Abstract Ventures, Pioneer Fund, NFX, Very Serious Ventures Partner Chase Adams, Algofi Co-Founder Owen Colegrove, and Landeed Founder and CEO Sanjay Mandava.