Digambara monk the Jain text, "Dravyasamgraha": Digambara monks are also called "nirgrantha" which means "one without any bonds". The term originally applied to those of them who were on the point of attaining to omniscience, on the attainment of which they were called "munis". Rishabhanatha (the first "tirthankara") is said to be the first "Digambara" monk of the present half cycle of time ("avasarpini"). The presence of gymnosophists (naked philosophers) in Greek records as early as the fourth century BC, supports the claim of the "Digambaras" that they have preserved the ancient "Śramaṇa" practice. "Acharya" Bhadrabahu, "Acharya" Kundakunda are two of the
Digambara monk most revered "Digambara" monks. Every Digambara monk is required to observe 28 "mula gunas" (lit. twenty-eight primary attributes) compulsory. These are also called root-virtues, because it is said that in their absence other saintly virtues cannot be acquired. They are thus like the root, in the absence of which stems and branches tuneless come into being. These twenty-eight primary attributes are: five supreme vows ("mahāvrata"); five regulations ("samiti"); five-fold control of the senses ("pañcendriya nirodha"); six essential duties ("Şadāvaśyaka"); and seven rules or restrictions ("niyama"). According to Acharya Samantabhadra’s Ratnakaraņdaka śrāvakācāra: The first vow of a Digambara monk relates to