Ethereum: What is the difference between time, block time, and received time?

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2025.2.4

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Understanding Ethereum Transaction Data

Ethereum is a decentralized platform that enables the creation of smart contracts and decentralized applications (dApps). When a transaction occurs on the Ethereum network, a set of information is generated that includes the time, block time, and received time. In this article, we will explore what each of these terms mean and how they are presented in the context of Ethereum transactions.

Time

In the context of Ethereum transactions, the term “time” refers to the timestamp at which the transaction was created. This is a Unix timestamp, which is the number of seconds that have passed since January 1, 1970, 00:00 UTC (Coordinated Universal Time). The time is displayed in seconds, without any time zone bias.

For example, if a transaction creates a new token on the Ethereum network and has a creation time of 2022-01-01T12:00:00Z, it will be represented as “1643723900”. This timestamp represents the moment the transaction was created.

Block Time

“Blocktime” refers to the delay between the creation of a block (a group of transactions) and its publication on the Ethereum network. Every minute, a block is generated by the Ethereum Network Hash Function (ENH), which creates a unique fingerprint of all transactions within that block. Blocktime represents the time it takes for the next block to be published after the previous block has been mined.

For example, if a transaction with creation time 2022-01-01T12:00:00Z is included in a block with ENH hash value 1234567890abcdef and that block was published at 1643723902 (Unix timestamp), the block time would be represented as 1632. This means that it takes 1 minute (or approximately 60 seconds) to mine the next block.

Time received

“Timereceived” refers to the timestamp at which a transaction was “received” or confirmed by the network. This is also known as confirmation time and is the delay between the creation of a transaction and its acceptance by the Ethereum network.

In the context of the Bitcoind JSON RPC API, which allows developers to interact with the Ethereum blockchain, timereceived is represented as “1632”. This means that if a transaction was created on 2022-01-01T12:00:00Z and received on 1643723902 (Unix timestamp), the network will confirm it approximately 1 minute later.

Transaction Data Example

Here is an example of a JSON object representing transaction information returned by the Bitcoind JSON RPC API:

{

"amount": 0.02,

"block index": 45,

"timestamp": 1643723902,

"time received": 1632,

"time": 1643723915,

"transaction ID": 1234567890abcdef,

...

}

In this example, the transaction data includes:

  • amount: The amount of ETH transferred.
  • blockindex: The block number the transaction is included in.
  • timestamp, timereceived, and time represent the time and delay between the creation of a transaction and its confirmation by the network.

By understanding these three concepts (time, block time, and receiving time), developers can better understand how transactions are processed on the Ethereum network and make informed decisions about their blockchain development efforts.

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