STORE DOCS / DIAGRAMS
Namespace ownership prevents leapfrogging
Namespace ownership prevents leapfrogging
An uncertain head generation in Namespace A blocks a later key, while an eligible head in Namespace B can push and retire.
NAMESPACE A
NAMESPACE B
Head generation
acceptance uncertain
Later key
blocked behind owner
Eligible head
Push and retire
Lane owner
Blocked work
Eligible work
Namespace A's arrow means the head blocks the later key; it is not a transport attempt. Namespace B remains eligible to progress independently.