MH370 did hold the record for "the largest aircraft ever to have disappeared without a trace" for over a year. But since a trace of MH370 has indeed been found

MH370 did hold the record for "the largest aircraft ever to have disappeared without a trace" for over a year. But since a trace of MH370 has indeed been found, I guess we should say that the title for "the largest aircraft ever to have disappeared without a trace" has reverted back to N844AA.