«At least one unspent output (UTXO); and
metadata comprising an identifier indicative of the location where the contract is
stored; and renewing or rolling the contract on by: generating a new
key using data relating to a previous
key associated with the contract; generating a script comprising the new
key, the location of the contract and a hash of the contract; and paying an amount of currency to the script.»
AppAdvice reported today that Apple has quietly added two new
keys in to the iTunes
metadata — where all the information about an app is
stored — labelled «isFirstParty» and «isFirstPartyHideable.»