Notebook Labs

Decentralized, anonymous, and accountable identity on Web3.

YC-S22Early

What Notebook Labs does

Notebook solves the Web3 identity problem by using Zero-Knowledge to provide both anonymous proof-of-humanity and credential aggregation. Notebook initially verifies users’ identifying information to ensure that each person has just a single Notebook. Neither Notebook, nor any other company knows the link between a user’s personal information and their Notebook. Once a user’s Notebook account is created they can begin proving their humanity and aggregating their credentials across wallets. Notebook can be used to increase the safety of DeFi, governance, and airdrops. With Notebook, creators and communities can run Sybil-resistant airdrops, DAOs can verify the humanity and aggregate the credentials of participants, and lending protocols can build credit scoring systems to offer lower-collateralized loans.

No open roles recorded right now.

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Check the company’s own careers page — linked at the top — before a job board. A role appears there first, sometimes weeks before it is syndicated anywhere else.

Questions and experiences

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Company facts compiled from public sources and last refreshed 9 September 2026. Details change; treat the company’s own site as the authority.

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