Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 1819

A sealed prediction that did not hold.

MTNR1A is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 1818, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 1819
    18 Oct 2026, 07:14 UTC

    MTNR1A

    dopamine neurons, braak

    predictionMTNR1A in dopamine neurons tracks Braak Lewy-body stage

    registereda391bf077d9a8855

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    MTNR1A is not measured in dopamine neurons

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

    NOT TESTED

    c44d44f53077456e532da728…
    follows 42285bc2c5da…

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 1819: MTNR1A in dopamine neurons, braak

cell type
MTNR1A 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 MTNR1A in dopamine neurons.

case closed: nothing better to follow up.