Athens created an official archive to combat corrupt texts by 338 bc

Evidence

By 338 bc, Athens was sufficiently concerned about the poor copies of plays in circulation that they established an official archive of authoritative texts. — Andrew Pettegree, Arthur der Weduwen, The Library- A Fragile History, 54

Categorization

• corroborated: 2 independent passages support this claim — Andrew Pettegree, Arthur der Weduwen, The Library- A Fragile History, 54