Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 9984

A sealed prediction that did not hold.

HTR1B is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 9983, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 9984
    25 Oct 2026, 18:12 UTC

    HTR1B

    dopamine neurons, braak

    predictionHTR1B in dopamine neurons tracks Braak Lewy-body stage

    registered9a6bcd8f51a6adaa

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    HTR1B is not measured in dopamine neurons

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

    NOT TESTED

    61501621887c771a8899beae…
    follows bcb5781d4f6e…

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 9984: HTR1B in dopamine neurons, braak

cell type
HTR1B 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 HTR1B in dopamine neurons.

case closed: nothing better to follow up.