{"id":39276,"date":"2022-08-29T14:48:57","date_gmt":"2022-08-29T12:48:57","guid":{"rendered":"https:\/\/www.coinpro.ch\/glossar\/timestamp\/"},"modified":"2025-08-08T10:00:26","modified_gmt":"2025-08-08T08:00:26","slug":"timestamp","status":"publish","type":"encyclopedia","link":"https:\/\/www.coinpro.ch\/en\/glossary\/timestamp\/","title":{"rendered":"Timestamp"},"content":{"rendered":"

A timestamp is a timestamp that is uniquely assigned to a specific transaction or block<\/a> in the blockchain<\/a>. This ensures the integrity and authenticity of the data. <\/span><\/p>\n

How Timestamps Work<\/h2>\n

In blockchain technology, timestamps are used to confirm the time of the transaction or block and to ensure that the transaction or block has not been tampered with. This is done through the use of <\/span>cryptographic<\/a> hash functions<\/a><\/b>.<\/span><\/p>\n

A hash function is a mathematical function that produces a fixed-length output from any input<\/b>. This hash function is used in blockchain technology to generate a unique digital signature called a \u201chash\u201d. This hash is then combined with the timestamp to ensure that the data was created at a specific point in time. <\/span><\/p>\n

Decentralization<\/a> is one of the fundamental concepts of blockchain technology. This means that anyone, anywhere in the world, can add information to the network. Because people from every time zone can connect to the blockchain, it is difficult to determine a universal time code for when a transaction occurs. The timestamp solves this problem. A timestamp is based on a median of the timestamps returned by all nodes on the network. <\/span>The finished timestamp of a transaction is then given in Coordinated Universal Time (UTC)<\/b>. This specifies the date and time in hours, minutes, and seconds in UTC format. <\/span><\/p>\n