0x123F0ED1

0x123F0ED1 is an eight‑digit hexadecimal identifier prefixed with 0x. In many technical contexts, strings of this form are used to denote short identifiers, checksums, or fragments of larger data like hashes or addresses. The eight hexadecimal characters correspond to 32 bits of data.

In Ethereum and other Ethereum Virtual Machine–compatible environments, a value such as 0x123F0ED1 could represent a 4-byte function selector. Function selectors are the first four bytes of the Keccak-256 hash of a contract function signature and are used in transaction calldata to identify which function of a smart contract should be executed. By itself, the selector does not reveal the function name or parameters; the full function signature and the contract's ABI are needed to interpret it.

Alternatively, 0x123F0ED1 could be used as a short form address, a truncated display, or a component of a hash, data payload, or identifier in various software systems. Its meaning is highly context dependent, and without surrounding information it is not possible to determine its exact role.

Determining its meaning requires context. If encountered in blockchain data, examine the transaction input, the connected contract, and the relevant ABI. If seen in software logs or databases, consult the schema, documentation, or the system that generated the identifier to understand its purpose.

As a standalone string, 0x123F0ED1 is not universally associated with a widely recognized contract, asset, or protocol. If you have a specific context or source, that information can help identify its exact role.