The node-engine never reads the grants part's state: it asks the seat's verb withheld in its own name, and says withheld unknown when nothing answers. Builds: design 46 7 §6 (the composition reads them through the verb withheld; the node-engine's manifest gains mesh-grants in uses; "withheld unknown: the grants part does not answer"), lead answer A-239 Claude-Session: https://claude.ai/code/session_01NcbgfGKaxw984XyAPfLm4h