Smallest paper envelope made by an individual The Book of World Record Holder

Dr. Atkuri Venkateswara Rao (born November 30, 1942) from Rangareddy, Andhra Pradesh, set a record by uploading 79 Vedic Maths teaching videos to YouTube from February 3, 2018, to December 20, 2020, at age 78 years and 20 days, as confirmed on August 17, 2022.