nx_claim_check.nx

nx_claim_check.nx -- CLI for session claims (coordination rung 1; core = nx_claim_core.nx). Concurrent Claude sessions coordinate through this organ: claim <sess8> <ws-slug> <scope-csv> <ttl_ms> register/refresh this session's claim beat <sess8> renew liveness (call on significant progress) release <sess8> explicit hand-back (claim stops blocking) check <sess8> <path>... exit 0 GRANT / 3 DENY (pre-commit tooth: a path inside ANOTHER live claim's scope) walk print every claude_* claim + verdict Wire: .git/hooks/pre-commit runs `check ${NX_SESSION:-unclaimed} <staged paths>`. license_tier: ORIGINAL