Shripada Srivallabha Punyatithi (Shripada Sri Vallabha Aradhana utsavam) is also observed on Guru Dwadashi. In 2017, Shripada Shrivallabha Punyatithi date is October 16.
It is the day when Sripada Srivallabha left the physical abode and reached the divine abode. It falls on the Dwadashi day which comes prior to Dhanteras and Deepavali.
Sri Sripada Vallabha, also known as Shripad Shri Vallabha swamy, is believed as one of the divine incarnations of Lord Dattatreya (Dattavatara).
He was born in Pithapuram, a town in East Godavari district of Andhra Pradesh on Bhadrapad Shukla Chaturthi (1320 AD).
Sri Sripada Vallabha was born in Chitra nakshatram, Simha (Leo) lagna, and Tula raasi (Libra zodiac) to Appalaraja Sarma and Sumati couple. Throughout his life, he distributed the divine words of Dattatreya and wrote many verses on the Lord. Most of his life he stayed at Kurvapur or Kuravapura in Karnataka.
Sripada Vallabha Jayanthi utsavam is celebrated with lot of gusto in Sripada Vallabha kshetram in Pithapuram Dattadhamam and his other Dattatreya temples in Gangapur Dattadham, Akkalkot temple, Kurvapur temple, and Mysore Datta Peetham, etc.
Shripada Sri Vallabha Aradhana utsavam or Guru Dwadashi utsavam is another major festival celebrated in Pithapuram Sri Vallabha Mahasamsthanam.