The Pema Katang (Padma bka’I thang yig) was created by the treasure-revealer Urgyan Lingpa (O rgyan gling pa, born c. 1323). It was created in around 1352. The work purports to be authored by Yeshe Tsogyel (Ye shes mtsho rgyal), the Tibetan princess consort to Padmasambhava. It was among the earliest biographies of Padmasambhava
