These are Hakku Patras of the Madiga Jangalu. Madiga Jangula are the priests and gurus to the Madiga Community who are found over the entirety India. Nulaka Chandaiahs narrate Jamba Puranam, a parallel mythological story in the form of a mythological recitation. They were given different Hakku Patras. The one which is in copper plate is related to Hakku Patra mentioned in subaltern literature.