Sparse replay in model cortex predicts next-day recall in the Orin maze task

# replication manifest
claim:     0x1c87
commit:    ee883f29be53
image:     sha256:0d0f98f344581193308f
seed:      1017
tolerance: ±2.0% relative
datasets:
  - name: raw_neuroscience.parquet
    hash: sha256:b1888d7692594760
  - name: metadata.json
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metrics:
  - primary effect: 0.873
  - p value: 0.004
  - n (samples): 248