Notes on verification

Confirmed by multiple independent sources including Merriam-Webster, Wiktionary, and peer-reviewed Palaeo-electronica; minor scholarly nuance about an earlier 1818 usage exists but is not a substantive contradiction. [cascade flags: wikipedia_dropped_other_sources_exist | tier=unverified indep_score=0.3 clusters=3 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]