Investigator 3 reviewed 3 fully-hydrated PRs (Spectral-Finance/lux #894, Commitlabs-Org/Commitlabs-Frontend #1026, xevrion-v2/agent-playground #2254). All three contain only benign changes: CI caching improvements, UI copy/explorer affordances with safe external linking, and a trivial React component refactor. No backdoors, credential exfiltration, obfuscation, or suspicious dependencies were found in the reviewed patches. However, this shard covers only 3 of 11 candidate PRs, and the contributor exhibits low public activity/identity signals, so a confident contributor-level verdict cannot be rendered from this shard alone.