Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Receipt 15550

A sealed prediction that did not hold.

no effect in discovery (spearman rho -0.06, p 0.869). This receipt's hash covers every field on it, plus the hash of receipt 15549, so changing any earlier receipt would break every one after it. Your browser recomputes it below.

The slip

  1. PARKINSON RECEIPTno. 15550
    30 Oct 2026, 22:11 UTC


    SOCS2

    dopamine neurons, braak


    predictionSOCS2 in dopamine neurons tracks Braak Lewy-body stage

    registered782421d941b7f5ec

    discovery-0.06 p=0.869 n=9

    replication-0.07 p=0.849 n=9

    neededp < 0.05 twice, same sign


    no effect in discovery (spearman rho -0.06, p 0.869)

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

    NO EFFECT

    932ac9422200cb77ac9653e6…
    follows 23a21a0c742b…

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The swarm's case

receipt 15550: SOCS2 in dopamine neurons, braak

power
full sample -0.01 (p 0.983, n 18), 95% CI -0.47 to +0.46. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: +0.03 (p 0.908, n 18). does not hold up.
composition
dopamine neurons share of nuclei vs axis +0.05 (p 0.854); controlling for it: -0.17 (p 0.509, n 18). could be the mix.
skeptic
leave-one-out range -0.10 to +0.12, sign flips 7; without severely affected donors -0.01 (p 0.983, n 18). fragile.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for SOCS2 in dopamine neurons.

case closed: nothing better to follow up.