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Parameters
jsonrpc
— the JSON-RPC protocol version (always “2.0”)method
— the method name (always “web3_sha3”)params
— array containing method parametersdata
— hex-encoded data to be hashed
id
— request identifier (number or string)
Response
jsonrpc
— the JSON-RPC protocol version (“2.0”)id
— the request identifier that matches the requestresult
— hex-encoded Keccak-256 hash of the input data
Use case
Thejsonrpc web3_sha3
method is used for:
- Computing Keccak-256 hashes for data verification and integrity checks
- Generating hash values for smart contract function signatures and event topics through Web3 interfaces
- Implementing cryptographic operations in dApps that require consistent hashing algorithms
- Creating data fingerprints and merkle tree components for blockchain applications
Body
application/json