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REX-02: corpus: P/R/G review corpus, strata, dev/test splits, sealed hash manifest, contamination contract with fixtures #4357
Description
owner: rex
Epic: #4354 (REX-001). Spec: docs/specifications/review-experiment-protocol.md §7 row REX-02.
Done when (all must hold): contracts review-corpus-v1 + review-corpus-contamination-v1: counts per class/stratum/split receipted; a planted test-item leak into a train file fails CI
Binding: §6 R-1..R-12, §8 STOPs. Ticket id = PMAT-.
Activity
noahgift commentedon Sep 25, 2026
REX-02 landed on rex/001 as 8185ad1. Corpus review-corpus-v1@787d2026256cc08b: 150 items (P/R/G 50 each; 45 dev / 105 test; 70 test defects). Receipt: docs/audits/rex-001/rex-02-receipt.md. Contamination falsifier planted RED (rc=101) → GREEN.
noahgift commentedon Oct 4, 2026
Folded into #4354 as a checklist line (ISSUE-TREE-001: a family of rows becomes one parent with checklist lines). Work and status are tracked there. aprender-wtix-even