17 mines that hang on a single artery — trucked fuel in, cargo out, one road, rail, river or window. The biggest supply shocks of 2023–26 were signatures, blockades and weather, not battles. Tonstadt measures the artery.
Single artery, fragile territory
Constrained — few routes / one authority
Climate-window corridor
Severed corridor (closed today)
Anchor node ◈ Bisie. Click any mine for its chain, record and the Tonstadt read.
Positions & routes schematic · incident record from operator disclosures + public reporting, confidence flagged per entry · internal working artifact, verify before external use · Tonstadt / Veridyn · v1 · 20 Sep 2026