Bind a document SHA-256 and claimed timestamp into an OCG execution_hash that serves as an eIDAS Art.41 / RFC 3161-aligned electronic timestamp. Feeds timestamp attestation verifier (art-122).
eIDAS Art.41RFC 3161-alignedW3C VC §13.11Zero PIIClient-side only
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Scope
Anchors a document hash (sha256:...) and claimed timestamp to produce an OCG execution_hash usable as an eIDAS Art.41-aligned electronic timestamp — no external TSA call. Optionally accepts a C2PA manifest field. Exports W3C VC via §13.11.