In 2003, after four years of work, the head of the referee's panel, Gábor Fejes Tóth, reported that the panel were "99% certain" of the correctness of the proof, but they could not certify the correctness of all of the computer calculations.
2003年，在經過四年的努力後，裁判員小組的頭領嘉伯‧費耶斯‧托特報告道他們小組「99%確定了」此證明的正確性，然而他們不能完全確定所有電腦計算的正確性。