Category: Blockchain

What is Transaction?

Summary Definition: A cryptographically signed instruction to alter the state of a blockchain ledger.

Detailed Technical Explanation

An instruction created by a user, signed with a private key, and broadcast across the network to transfer value, call a contract function, or deploy bytecode.

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Related Blockchain Terms

Block

A structured package of verified transactions cryptographically linked to the preceding...

Blockchain

A distributed, immutable digital ledger of cryptographically linked blocks shared across...

Consensus

The mechanism through which distributed nodes agree on the single canonical state of the...

Fork

A change to the consensus rules of a blockchain resulting in a divergence of the network...

Genesis Block

The very first block ever recorded on a blockchain, usually designated as Block 0 or...

Hard Fork

A non-backward-compatible protocol upgrade requiring all validating nodes to update their...

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