This is the 2341st most frequent Russian word.
найдено
"Found."
In this passive construct, 'найдено' implies that an item (the ring) was found.
Вчера вечером было найдено потерянное кольцо.
Yesterday evening, the lost ring was found.
Here, 'найдено' is used in a passive sense to refer to the discovered gold.
На карте отмечено место, где найдено золото.
On the map, the place where gold was found is marked.
In this context, 'найдено' denotes the result (the solution) being discovered or agreed upon.