futures - n. [always plural] finance. goods or shares that are bought at prices which are agreed to now but that are delivered at a later time

code - n. instructions in a computer program

anonymous - adj. not named or identified

verify - v. to prove, show, find out, or state that (something) is true or correct

blockchain – n. a global running record of every bitcoin transaction

transaction - n. an occurrence in which goods, services, or money are passed from one person or account to another
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