Unconfirmed bitcoin cancellation
This situation must be timely feedback to customer service, to retrieve
if bitcoin is stored in the account of the exchange, all the coins are in the big account of the exchange. If the exchange stops trading or goes bankrupt, all the coins belong to the actual controller of the exchange (the person who has the key of the big account)
therefore, if there are official problems in the exchange, we must contact the official customer service in time to retrieve them. In addition, digital assets, blockchain and other technologies will have unpredictable effects, and problems in the development process need to be standardized
extended information:
people who really own bitcoin do not store them on the Internet, but store them on the hard disk. Bitcoin's code is open source, which means that technicians can modify the code to proce a continuous stream of virtual currency
which breaks through the "limited amount" attribute of bitcoin. These virtual currencies can be exchanged with fiat currencies. For example, bitcoin can be exchanged into yen, and yen can be exchanged with almost all fiat currencies in the world
in this case, if the number of virtual currencies increases arbitrarily, there will be problems in the whole international monetary system. Therefore, on September 4, 2017, the central bank stopped the exchange function of the token trading platform, especially the exchange function with legal tender
any bitcoin transaction is irreversible and can only be returned by the payee. This means that you need to pay attention to dealing with indivials and organizations that you know and trust or have established credibility. On their side, businesses need to control the payment requests that customers see. Bitcoin system can detect typing errors and usually won't let you accidentally pay to an invalid address. In the future, there may be other services that provide consumers with more choices and protection.
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however, foreign studies have also shown that these bitcoins can be tracked and retrieved, but they are troublesome. At present, they are still in theory, and no company provides such services. Bitcoin house has this convenient report. You can check it on it.