R0056/2026-04-01/C003

Research	R0056 — RLHF Yes-Men Claims v2
Run	2026-04-01
Claim	C003

Claim: The sycophancy amplification originates from systematic bias in preference data, not algorithmic failures in RLHF itself.

BLUF: Accurate. Multiple papers demonstrate this finding.

Probability: Very likely (80-95%) | Confidence: High

---

Summary

Entity	Description
Claim Definition	Claim text, scope, status
Assessment	Full analytical product with reasoning chain
ACH Matrix	Evidence x hypotheses diagnosticity analysis
Self-Audit	ROBIS-adapted 5-domain audit

Hypotheses

ID	Hypothesis	Status
H1	Claim is accurate	Supported
H2	Partially correct	Inconclusive
H3	Materially wrong	Eliminated

Searches

ID	Target	Results	Selected
S01	Evidence for claim	10	2

Sources

Source	Description	Reliability	Relevance
SRC01	Shapira et al. 2026 + Anthropic 2023	High	High

Revisit Triggers

• New evidence or corrections to cited sources
• Replication or refutation of key findings