# Implementation Contracts

Contracts are deployed with `CREATE2`opcodes and thus the implementation addresses are the same across [supported chains](https://docs.transientlabs.xyz/miscellaneous/supported-blockchains). 

## BlockListRegistry

<table><thead><tr><th width="111">Version</th><th>Address</th></tr></thead><tbody><tr><td>4.1.0</td><td>0x8d012aeae73ed95c1afc30610e2a3942be29d2b9</td></tr></tbody></table>