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Verification register Security & Identity

Living definition

What is C2PA Live Streaming (CMAF Segment Signing, v2.3)?

Privacy-Enhancing Technologies & Content Provenance Security & Identity

As of
2026-07-23
Revision
2026-07-26.0
Method
v1.3.0

Definition

The term, in context

AI-assisted draft · approved dataset

C2PA Live Streaming extends signed content provenance from finished files to continuous media by attaching manifests to individual CMAF segments. Each segment carries its own signature and hash binding, so a player can evaluate the provenance of a live stream incrementally as segments arrive rather than waiting for a complete recording.

Live readiness status

Status as of the current dateline

AI-assisted assembly · derived results

As of 2026-07-23, verified readiness is 46 (claimed 60, reported 54, gap 14) — Growing evidence strength; current signals suggest Track; not yet.

The readiness fact belongs to the canonical Readiness Verdict for C2PA Live Streaming (CMAF Segment Signing, v2.3).

Dataset approval

Human editorial release

pragma.vision editorial — standing authorization (operator dev@soft.house, 2026-07-17)

Dataset
2026-07-26.0
Hash
sha256:e2eb667df093db8819d579dff9aad51021b4977da85db2dfa82f63f9ed4e72b7
Approved
2026-07-26

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