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ACDCs and W3C VCs: Lossless vs. Lossy

Practitioner informative

Maintainer: Daniel Hardman · 2025-11-24 · checked 2026-10-15

An article by Daniel Hardman comparing Authentic Chained Data Containers (ACDCs) with the W3C Verifiable Credentials (VC) data model through an analogy to lossless and lossy media formats. It names six kinds of information it says VCs discard and ACDCs keep, describes where lossy formats fit, and cites the vLEI system and the Verifiable Voice Protocol as production uses. For architects choosing a credential format.

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