0x9888F37b5828F4A1D22DaB30BF192DF75B469F5d
on Energy Web Volta Testnet (73799)
Match
Runtime Bytecode
Creation Bytecode
- Contract Name
- RegistryExtended
- Compilation Target
- RegistryExtended.sol:RegistryExtended
- Language
- Solidity
- Compiler
- solc 0.8.4+commit.c7e474f2
- EVM Version
- default
- Verified At
- 2025-07-13 23:46:34 UTC
- Deployer
- 0x2a8434C670EAb1fF10aD2605Fd3982451a3550B9
- Deployment Transaction
- 0xc912435c8c826b854d10532fd26d9c07e48ac03b5f3a1d786317f360fc6a5e15
- Block Number
- 18150166
- Transaction Index
- 0
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: QmXkjHaLPECT5tVjHL5Rf6q6fMZPNjHZEoJ9PfazYreA9T
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Transformations
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CBOR Auxdata Transformations
| Byte Offsets | Length (bytes) | Values |
|---|---|---|
| 21548 | 54 | Original (recompiled):0xa26469706673582212208be44c0af165043dd750d6a08cd4c70921be091514f7ac1f25baf070f2cee72664736f6c63430008040033 Transformed (onchain):0xa264697066735822122046750d6d1b96298264a7e23c3b8923a5608900dfbc4cbe71fef61ee1a98decd464736f6c63430008040033 |
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: QmXkjHaLPECT5tVjHL5Rf6q6fMZPNjHZEoJ9PfazYreA9T
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Transformations
CBOR Auxdata Transformations
| Byte Offsets | Length (bytes) | Values |
|---|---|---|
| 20970 | 54 | Original (recompiled):0xa26469706673582212208be44c0af165043dd750d6a08cd4c70921be091514f7ac1f25baf070f2cee72664736f6c63430008040033 Transformed (onchain):0xa264697066735822122046750d6d1b96298264a7e23c3b8923a5608900dfbc4cbe71fef61ee1a98decd464736f6c63430008040033 |
Storage Layout
For non-default storage allocations (e.g. EIP-7201) check out 
| Slot | Offset | Bytes | Label | Type | Contract |
|---|---|---|---|---|---|
| 0 | 0 | 32 | _balances | mapping(uint256 ⇒ mapping(address ⇒ uint256)) | RegistryExtended.sol:RegistryExtended |
| 1 | 0 | 32 | _operatorApprovals | mapping(address ⇒ mapping(address ⇒ bool)) | RegistryExtended.sol:RegistryExtended |
| 2 | 0 | 32 | _uri | string | RegistryExtended.sol:RegistryExtended |
| 3 | 0 | 32 | certificateStorage | mapping(uint256 ⇒ struct ERC1888.Certificate) | RegistryExtended.sol:RegistryExtended |
| 4 | 0 | 32 | claimedBalances | mapping(uint256 ⇒ mapping(address ⇒ uint256)) | RegistryExtended.sol:RegistryExtended |
| 5 | 0 | 32 | _latestCertificateId | uint256 | RegistryExtended.sol:RegistryExtended |
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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