The caller must be on the vault's trusted list retire-callers (the holder of mesh-config alone) and carry
a hand act it recorded for exactly this node, module and name. A waiter on rotated or own-replaced does
not wake on own-retired. Reviewer note of issue 1966: HandedOf returns a placement read error instead of
dropping the modules placed there.
Claude-Session: https://claude.ai/code/session_01JG73KJNrH5EgFXMKKYSrig
