Research, architecture decisions, and the story behind Adduce.
Governments store documents on certified national infrastructure. We anchor integrity proofs on Arweave and Solana. Here's why encrypted documents belong on government servers — and why permanent proofs belong on-chain.
SAS = IBM Verify but permissionless. Same function, different architecture. No vendor lock-in, no licensing fees, 1/100th the infrastructure cost.
Full lifecycle: SAS attestation, PDA, Poseidon commitment, ZK proof, revocation. Code snippets from the published SDK.
Enterprise systems promise not to share your data. ZK proofs make it mathematically impossible to see it. GDPR by cryptography, not by policy.
6-12 month payment delays across the EU. 40% lawyer dropout. The asymmetry between digital storage and paper issuance is the root cause.