He issued a charter, dated 762 in error for 765, as Osmundus.
He appears in royal charters dated as early as 1147.
His name was also added to a forged charter dated 956 (possibly an error for 976).
It is recorded even earlier in a charter dated 958.
Peace was ensured in a charter dated May 22, 1254, and the crisis ended.
This was agreed, and put into law by a charter dated 17 March 1337.
He last appears in a royal charter dated 14 March 697.
His name was only maintained by a 15th-century copy of an obviously falsified charter dated to 1093.
The marriage was documented in a charter dated February 1233.
He made peace with Ragusa, seen in a charter dated to May 22nd, 1254.
