He is known through his coins, which are found in the northern Pakistan area of Chukhsa, and then later in the south, suggesting a southern migration at some point, possibly in search for trade.

[3] Prior to R. C. Senior reading the name as Abhiraka (1998), the name had been misread as Aubhiraka, Aubhirakes, Aghudaka, Arta, and Ata.

);[5] one-off specimens have also been found in as far as Afghanistan and Mleiha in the United Arab Emirates, attesting to the antiquity of long-distance trade networks.

[4] The obverse features a winged Nike, holding a wreath, circumscribed by the Greek legend, ΣAΓAPATOY ΣATPAΠOY AYBIPAKOY;[7] the reverse has a lion / elephant / horse facing a wheel — variably interpreted as the Dharmachakra or Krshna's chakra —[a], circumscribed by a Brahmi or Kharoshthi legend, Khaharatasa Khatrapasa Abhirakasa jayatasa Abhirakasa (transl.The Khsaharata Satrap Abhiraka; victory to Abhiraka).

[11][13] None of the Kshaharata rulers — Yapirajaya,[c] Higaraka/Higataka, Hospises, Hastadatta, Abhiraka, Bhumaka, and Nahapana — use any date on their coins.