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SleeveorSlab

Public prediction log

Receipts

We publish every prediction before the grade comes back, including misses. Each receipt is timestamped when it's logged; the grade is added later and the prediction can't be edited. Card and verdict only, never photos or names.
Logged
Graded
Hit rate
realized = most-likely grade
Brier P(10)
lower is better; 0.25 = coin flip