Based on the Bitcoin protocol, the blockchain database is shared by all nodes participating in a system. Upon joining the network, each connected computer receives a copy of the blockchain, which has records, and stands as proof of, every transaction ever executed.
Tyrion Lannister's shield during the battle on the Green Fork is a massive slab of heavy ironwood banded with steel. In Game of Thrones - A Telltale Games Series, House Forrester controls most of the wolfswood's ironwoods. Their seat, Ironrath, is located at the edge of the largest ironwood forest in Westeros.
The islands are ruled from Pyke, the seat of House Greyjoy on the island of the same name. The Iron Islands is the smallest of the regions of the Seven Kingdoms. Dorne is the least populous of the Seven Kingdoms according to Doran Martell, but it is unclear if he is also including the Iron Islands in this estimate.he Iron Islands is an archipelago in Ironman's Bay, located in the Sunset Sea off the western coast of Westeros. They are roughly west of the riverlands, northwest of the westerlands, and south of the north.