0x5042f2376Cb78B4F68B6Ab13792f88d3D4cFa101

on OP Mainnet (10)

Exact Match

Runtime Bytecode

Creation Bytecode

Contract Name: SignatureChecker
Compilation Target: /Users/default-admin/Documents/circle/stablecoin-evm-private-usdc-mainnet-op/contracts/util/SignatureChecker.sol:SignatureChecker
Language: Solidity
Compiler: solc 0.6.12+commit.27d51765
EVM Version: istanbul
Verified At: 2026-06-19 06:59:59 UTC
Deployer: 0x8A15D5494d0F5a752f59F098adb7F03a6D4ce0c7
Deployment Transaction: 0x306f6a13109641adebdf4ae7d31776dbc04b338a4a2e77ee2fe0519d57c7bcf0
Block Number: 113187131
Transaction Index: 5

Read/Write Contract on:

ABI

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Source Code

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EXPLORER

SignatureChecker.sol

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Compiler Settings

Contract Metadata

Creation Bytecode

Annotated On-chain Bytecode

On-chain & Recompiled Bytecode

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CBOR Auxdata

These values are what Sourcify extracted from the recompiled bytecode. If these values are different in the on-chain bytecode, they will show up in Transformations section.

CBOR Auxdata id: 1

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Solidity metadata.json IPFS hash: QmZKs4wDq4TEnzYr4Z4dKQfjjYaVqrVcddiD3hS7EMbJQQ

Raw

Decoded

Length: 53 bytes

0xa2646970667358221220a33cf32b9217d00983042144b039032135edabad0b7773f2bbdcd78a80f49c6164736f6c634300060c0033

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Runtime Bytecode

Annotated On-chain Bytecode

On-chain Bytecode

Recompiled Bytecode

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CBOR Auxdata

These values are what Sourcify extracted from the recompiled bytecode. If these values are different in the on-chain bytecode, they will show up in Transformations section.

CBOR Auxdata id: 1

View on

Solidity metadata.json IPFS hash: QmZKs4wDq4TEnzYr4Z4dKQfjjYaVqrVcddiD3hS7EMbJQQ

Raw

Decoded

Length: 53 bytes

0xa2646970667358221220a33cf32b9217d00983042144b039032135edabad0b7773f2bbdcd78a80f49c6164736f6c634300060c0033

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Transformations

Call Protection

Byte Offset	Address
1	0x5042f2376cb78b4f68b6ab13792f88d3d4cfa101

Storage Layout

For non-default storage allocations (e.g. EIP-7201) check out

Transient Storage Layout

Transient storage layout is only available for Solidity contracts compiled with version ≥ 0.8.27.

Standard JSON Input

This isn't the original compiler JSON data. Generated for compatibility.

Standard JSON Output

This isn't the original compiler JSON data. Generated for compatibility.