Jotapianus is known from his rare coins and from accounts in Aurelius Victor (Caesares xxix.2), Zosimus (i.20.2 and i.21.2), and Polemius Silvius (Laterculus).
Jotapianus, nadir bulunan sikkelerinden ve Aurelius Victor (Caesares xxix.2), ile Zosimus (i.20.2 ve i.21.2), ve Polemius Silvius'un (Laterculus) eserlerinden bilinir.