Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 9874

A sealed prediction that did not hold.

PACC1 is not measured in oligodendrocytes. This receipt's hash covers every field on it, plus the hash of receipt 9873, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 9874
    25 Oct 2026, 15:49 UTC

    PACC1

    oligodendrocytes, braak

    predictionPACC1 in oligodendrocytes tracks Braak Lewy-body stage

    registered79ae559b357362de

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    PACC1 is not measured in oligodendrocytes

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

    NOT TESTED

    365649eb8e8e3f1d1a8839b4…
    follows 1a1660d22e75…

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 9874: PACC1 in oligodendrocytes, braak

cell type
PACC1 is not measured in oligodendrocytes; looking elsewhere.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for PACC1 in oligodendrocytes.

case closed: nothing better to follow up.