Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 4182

A sealed prediction that did not hold.

XIST is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 4181, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 4182
    20 Oct 2026, 11:44 UTC

    XIST

    dopamine neurons, braak

    predictionXIST in dopamine neurons tracks Braak Lewy-body stage

    registeredff743b59f4f1eb6e

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    XIST is not measured in dopamine neurons

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

    NOT TESTED

    afdbef6be83b28b767d2ad29…
    follows d8f18c736331…

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 4182: XIST in dopamine neurons, braak

cell type
XIST 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 XIST in dopamine neurons.

case closed: nothing better to follow up.