particular person are unknown how will the purohit conduct the upanayanam? praNAms Hare Krishna Somewhere the practice existing is, If the gOtra, sUtra, veda not known, then normally they say 'kAshyapasa' gOtra, Apasthambha sUtra, yajushakhAdhyAyi etc. :-)) Hari Hari Hari bol!!! bhaskar