Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 5022

A sealed prediction that did not hold.

PPBP is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 5021, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 5022
    21 Oct 2026, 06:16 UTC

    PPBP

    dopamine neurons, braak

    predictionPPBP in dopamine neurons tracks Braak Lewy-body stage

    registereddfe7d6a78092a121

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    PPBP is not measured in dopamine neurons

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

    NOT TESTED

    3c647c61b61b399d6c768c0f…
    follows 435a38c80d7a…

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 5022: PPBP in dopamine neurons, braak

cell type
PPBP 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 PPBP in dopamine neurons.

case closed: nothing better to follow up.