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0x28B3a8fb53B741A8Fd78c0fb9A6B2393d896a43d

on Ethereum Mainnet (1)

Exact Match
Runtime Bytecode
Creation Bytecode
Contract Name
ERC1967Proxy
Compilation Target
lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Proxy.sol:ERC1967Proxy
Language
SoliditySolidity
Compiler
solc 0.8.29+commit.ab55807c
EVM Version
prague
Verified At
2025-10-22 11:09:40 UTC
Deployer
0x44855719D5814C695f982A98d8528949C6085796
Deployment Transaction
0xebbeb171c33498b2ad47af8bb8bfcc17990db86dd0444b8e64754c250ae1a0b2
Block Number
23484422
Transaction Index
280

Proxy

Proxy resolution by WhatsABI

Proxy Type
EIP1967Proxy
Implementations
Implementation 1
0x1b99...f455(SparkVault)

Read/Write Contract on:

OpenZeppelin Logo

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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

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Solidity metadata.json IPFS hash: QmVbudophA6g7NHrd8jPVoWVTGVC3xysawY3GtBo98nhDC

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Transformations

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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 IPFS Logo
Solidity metadata.json IPFS hash: QmVbudophA6g7NHrd8jPVoWVTGVC3xysawY3GtBo98nhDC

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Storage Layout

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

Transient Storage Layout

No transient storage layouts found in the compiler output.

Standard JSON Input

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Standard JSON Output

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