Reference implementation for creating and verifying .ddna envelopes. Open source CLI and SDK for sealing EDM artifacts with W3C Data Integrity Proofs (eddsa-jcs-2022). Implements the EDM open specification.
cli open-source typescript w3c ed25519 governance affective-computing data-integrity edm ddna ai-memory cryptographic-signing emotional-data-model
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Updated
Mar 11, 2026 - TypeScript