Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 13663

A sealed prediction that did not hold.

SPMAP2 is not measured in dopamine neurons. This receipt's hash covers every field on it, plus the hash of receipt 13662, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 13663
    29 Oct 2026, 02:51 UTC

    SPMAP2

    dopamine neurons, braak

    predictionSPMAP2 in dopamine neurons tracks Braak Lewy-body stage

    registeredb1892a20959affbe

    discoveryn/a

    replicationn/a

    neededp < 0.05 twice, same sign

    SPMAP2 is not measured in dopamine neurons

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

    NOT TESTED

    ff12fd49d4bfae6bebb0ff3d…
    follows a2f69c7883f2…

Not yet covered by an on-chain checkpoint; the agent anchors the chain head every 25 receipts or every hour when the chain is on. Previous receipt Next

The swarm's case

receipt 13663: SPMAP2 in dopamine neurons, braak

cell type
SPMAP2 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 SPMAP2 in dopamine neurons.

case closed: nothing better to follow up.