Lexicons, Nirukta & Buddhist · c. 6th century CE
ध्रुव औत्तानपादिः स्यातगस्त्यः कुम्भसम्भवः ॥ १.३.२१५ ॥
'The pole.' — H.T. Colebrooke (1808)
Distinct from the Purāṇic Uttānapāda already on file (a position on the Śiśumāra's upper jaw): this is the patronymic 'son of Uttānapāda' used by the lexicon as a full synonym of the pole star itself.
Amarakośa 1.3.215 (Dig-varga) · text · translation