On 2026-09-06, our multi-venue tape recorded a BTC cascade: $196.8M in forced closes over 4 minutes (n=145 raw tape events in our own capture, not the whole market).
The liquidation map snapshot published 1 minutes before the start showed 27 levels; 9 were reached inside the cascade's traded range (n=27 levels, Wilson 95% lower bound 19%). Misses are shown at equal weight in the full autopsy.
The measured record as published that day: walk-forward precision 73.2% [Wilson 95% lower bound 48.7%], n=16 day-clusters.
Full re-verified anatomy (minute-by-minute timeline, before-map, venue breakdown): https://hunterkiller.io/autopsy/2026-09-06T2339-BTC
Descriptive record of a past event - not a forecast and not a trade signal.