0xF818e4A95BBA02c822bCa8A0CFB50a2Ae4B8eE94
on Base Mainnet (8453)
Exact Match
Runtime Bytecode
Creation Bytecode
- Contract Name
- BuildProofRegistry
- Compilation Target
- contracts/BuildProofRegistry.sol:BuildProofRegistry
- Language
Solidity
- Compiler
- solc 0.8.28+commit.7893614a
- EVM Version
- cancun
- Verified At
- 2026-10-09 13:14:41 UTC
- Deployer
- 0xC628715a1ed46eb555B088e3d43dc61AE0134F33
- Deployment Transaction
- 0x4d05d7f02b6e48b2e0f407ccc34537076bfaccec0dcf67e24ccc5e917252c4c8
- Block Number
- 52381146
- Transaction Index
- 82
Read/Write Contract on:
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Source Code
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Compiler Settings
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Contract Metadata
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Creation 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: QmdB9k5dFPWsQcsaCsX5833zvtVVbwUhvKMueuD5PXhGc3
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Runtime 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: QmdB9k5dFPWsQcsaCsX5833zvtVVbwUhvKMueuD5PXhGc3
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Storage Layout
For non-default storage allocations (e.g. EIP-7201) check out 
| Slot | Offset | Bytes | Label | Type | Contract |
|---|---|---|---|---|---|
| 0 | 0 | 32 | _att | mapping(bytes32 ⇒ struct BuildProofRegistry.Attestation) | contracts/BuildProofRegistry.sol:BuildProofRegistry |
| 1 | 0 | 32 | _signers | mapping(bytes32 ⇒ address[]) | contracts/BuildProofRegistry.sol:BuildProofRegistry |
| 2 | 0 | 32 | _state | mapping(bytes32 ⇒ mapping(address ⇒ uint8)) | contracts/BuildProofRegistry.sol:BuildProofRegistry |
| 3 | 0 | 32 | _byHash | mapping(bytes32 ⇒ bytes32[]) | contracts/BuildProofRegistry.sol:BuildProofRegistry |
| 4 | 0 | 32 | supersededBy | mapping(bytes32 ⇒ bytes32) | contracts/BuildProofRegistry.sol:BuildProofRegistry |
Transient Storage Layout
No transient storage layouts found in the compiler output.
Standard JSON Input
This isn't the original compiler JSON data. Generated for compatibility.
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Standard JSON Output
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