Briah — lineage tree
walk this spine → — hop the children with live per-hop cost previews in the /walker tool (external roots open on their first census children)
2
SUBTREE NODES
descendants of the root
1
MAX DEPTH
longest parent chain under root
2
DIRECT CHILDREN
tokens whose parent == root
tree (<details> collapsible — no JS required; counts = [direct / subtree])
provenance: census parent graph ([chain] Parent() getters, dual-method census, block 27,430,375 era) · spine roots from spine_root derivation · tree order = creation block ascending.