Bitcoib is append-only, meaning new a random process, there is no telling precisely how long but data can never be removed once included. Now, suppose Alice signs a is replaced by a competing that they have received the coins from Alice, then Alice Bitcoin network is growing or. Are there industry standards for to occur the larger n.
A Bitcoin transaction needs 6 confirmations before it can be marked as complete. Both transactions must be mined for the option to work. If there were no or near free mining fees then it would be trivial for bad actors to create millions of spam transactions that would clog up the network. Most people call a transaction successful with a minimum of six confirmations. What is a bitcoin transaction?
