Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 3406

A sealed prediction that did not hold.

CCL21 is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 3405, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 3406
    19 Oct 2026, 19:10 UTC

    CCL21

    dopamine neurons, braak

    predictionCCL21 in dopamine neurons tracks Braak Lewy-body stage

    registered12ddd1b603f501e2

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    CCL21 is not measured in dopamine neurons

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

    NOT TESTED

    4e1e37bac90c956a464021ae…
    follows 2667fc8e4003…

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 3406: CCL21 in dopamine neurons, braak

cell type
CCL21 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 CCL21 in dopamine neurons.

case closed: nothing better to follow up.