The '''''' (, "the secret one") was an important Byzantine office of the imperial chancery from the 9th through to the 15th centuries. Its initial role is unclear; he was probably the Byzantine emperor's private secretary. In time, the office also exercised judicial duties. It became an important fiscal official in the Komnenian period, and remained one of the highest-ranking state offices into the Palaiologan period as well.
The '''''' (, "the secret one") was an important Byzantine office of the imperial chancery from the 9th through to the 15th centuries. Its initial role is unclear; he was probably the Byzantine emperor's private secretary. In time, the office also exercised judicial duties. It became an important fiscal official in the Komnenian period, and remained one of the highest-ranking state offices into the Palaiologan period as well.
==History and functions== The office first appears in the reign of Emperor Basil I the Macedonian (), when it was held by Leo Choirosphaktes. The original function of the office is unclear. Franz Dölger regarded the as the emperor's private secretary, while Nicolas Oikonomides considered him already at that stage as a judicial official.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).