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provenance-mark

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TypeScript implementation of Blockchain Commons specifications: deterministic CBOR (dCBOR), Gordian Envelope for privacy-preserving data, Uniform Resources (UR), secret sharing (SSKR/Shamir), XID decentralized identity, provenance marks, LifeHash visual hashing, and FROST threshold signatures.

  • Updated Feb 9, 2026
  • TypeScript

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