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Nodes validate and broadcast transactions, Every single retaining a duplicate on the blockchain for ownership verification.[65] A new block is developed just about every ten minutes on common, updating the blockchain across all nodes with out central oversight.ا?أ?راد ا?أع?ا? ا??ط?ر?? ا?بدا?ة ??? ?ع?? ?جب ع??? ?عر?ة ا??صا