Blockchain technology was originally invented in 1991 by two mathematicians, Stuart Haber and W. Scot Stornetta. They first proposed the system to ensure that timestamps could not be tampered with.
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今年一月，被外界普遍視為習近平最親密軍方盟友的張又俠上將遭到免職。他被指控「嚴重違紀違法」，這通常是當局用來指涉貪腐的委婉說法。