Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 6493

A sealed prediction that did not hold.

UCA1 is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 6492, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 6493
    22 Oct 2026, 13:50 UTC

    UCA1

    dopamine neurons, braak

    predictionUCA1 in dopamine neurons tracks Braak Lewy-body stage

    registered457b3d16d48a76b6

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    UCA1 is not measured in dopamine neurons

    dataVolpato et al. 2025, ventral substantia nigra (18 donors)

    NOT TESTED

    7fd6d6bf51dcdad5ff237bf8…
    follows c05712c3e17d…

Covered by the on-chain checkpoint of receipt 10865 (2026-10-26 13:05 UTC). See the checkpoint on Robinhood Chain. Previous receipt Next

The swarm's case

receipt 6493: UCA1 in dopamine neurons, braak

cell type
UCA1 is not measured in dopamine neurons; looking elsewhere.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for UCA1 in dopamine neurons.

case closed: nothing better to follow up.