R0031/2026-03-27/C014 — ACH Matrix

Research	R0031 — Plural Voice Claims Blind
Run	2026-03-27
Claim	C014

Matrix

	H1: Accurate	H2: Partially correct	H3: Materially wrong
SRC01-E01: Primary evidence	++	+	--

Legend: - ++ Strongly supports - + Supports - -- Strongly contradicts

Diagnosticity Analysis

Most Diagnostic Evidence

Evidence ID	Why Diagnostic
SRC01-E01	Directly addresses claim

Least Diagnostic Evidence

Evidence ID	Why Non-Diagnostic
N/A	All evidence diagnostic

Outcome

Hypothesis supported: H1 — 14 roles confirmed, no AI provision found. Hypotheses eliminated: H2, H3.