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The on-chain contracts for the Derive v3 testnet deployment on Ethereum Sepolia. These are the settlement and custody contracts your own wallet interacts with for deposits, withdrawals, and the L1 escape hatch. Chain ID: 11155111
For the signing constants — ACTION_TYPEHASH, the EIP-712 domain, and the per-action module addresses — see Action signing.

ACTION_MANAGER

The L1 action inbox. Your own wallet calls this settlement contract to submit on-chain actions — most importantly direct (self-custody) deposits, which create your account and its first subaccount. See Depositing.

VAPP

The zk-vApp settlement contract. It anchors the protocol’s on-chain state root and verifies the validity (zero-knowledge) proofs that settle every state transition — the root of custody and settlement for the deployment.

WITHDRAWAL_OUTBOX

The L1 withdrawal outbox. Finalized withdrawals — and the escape-hatch exit if the operator goes offline — are claimed here; payouts are pulled from the spot vault through this contract.

SPOT_VAULT

The ERC-20 escrow vault. It custodies the actual spot tokens backing on-protocol balances: deposits land here, and withdrawals are paid out from it (SpotVault.withdrawIERC20.transfer).
Mainnet contract addresses are not published in this repository — read them from the mainnet deployment.