Witness workshop · VAST Builders Challenge · team-6

Evidence-grounded statement review

Each claim is checked against the same dashcam window and shown with its timestamped evidence.

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Observed evidence — Cosmos description, YOLO measurements Advisory synthesis — search similarity, agent notes (never proof)

Evidence video

25–30s analyzed window

Fresh GPU observations

Analyzes only the verified 25–30s segment, even during full-video playback. Separate from indexed evidence and claim verdicts. Human review required; no fault determination.

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Statements & claims

Six checkable claims across two illustrative statements. Press 1–6 to jump between claims; Tab and Enter work throughout.