Notes from Bob Blessing-Hartley (CTO, Shielded.io) on Web3, zero-knowledge proofs, decentralized identity, and agentic AI.https://shieldedhuman.com/https://shieldedhuman.com/blog/non-membership-proofs-on-midnight/https://shieldedhuman.com/blog/non-membership-proofs-on-midnight/Four patterns for proving you're NOT in a set — without revealing who you are. Nullifiers, attribute blocklists, sparse Merkle trees, and indexed Merkle trees, all targeting Compact v0.31.0.Thu, 04 Jun 2026 00:00:00 GMTBob Blessing-Hartley