I never saw the Messenger of Allah ﷺ touch any of the corners except the two Yemeni corners.
لم أر رسول الله ﷺ يستلم غير الركنين اليمانيين.
Muslim narrated it in the Book of Hajj (1269) from Abu Tahir (he is Ahmad bin Amr bin Sarh), from Ibn Wahb, who said, Amr bin Harith informed us, that Qatada bin Diama told him, that Abu Tufayl Bakri told him that he heard Ibn Abbas, and he mentioned it.