TITLE: GCN CIRCULAR NUMBER: 33821 SUBJECT: Fermi Gamma-ray Burst Monitor trigger 706068974/230518095 is not a GRB DATE: 23/05/18 22:30:43 GMT FROM: Joshua Wood at NASA/MSFC J. Wood (NASA/MSFC) reports on behalf of the Fermi Gamma-ray Burst Monitor Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 706068974/230518095 at 02:16:09.41 UT on 18 May 2023, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is likely due to local particles."