Wallet Contracts

One of the earliest provably-fair dice gambling contracts on Ethereum, deployed August 12, 2015 (day 13 of Frontier). Commit-reveal dice game with 2% house edge

Wallet proxy stub generated by the Mist Wallet factory. Forwards all calls via CALLCODE to the master Ethereum Foundation Wallet contract at 0x273930d2.

The first deployment of Piper Merriam's Ethereum Alarm Clock, a smart contract protocol for scheduling transactions at future block numbers, launched on Septemb

The first scheduled-transaction service on Ethereum, enabling smart contracts to schedule future function calls—deployed by Piper Merriam in October 2015.

A 20-year time-locked ETH savings vault deployed in December 2015, notable for a critical inverted time-check bug that makes the 50 ETH deposited permanently un

Equal-share partnership pool by Jamie Hale, deployed three weeks before the Ethereum hard fork to co-invest in The DAO. Still holds 12 ETH.

Owner-controlled deposit wallet. Sweeps ETH via collect() and ERC20 tokens via collectToken(address). Includes destroy() for deposit address cleanup.

Minimal delegatecall proxy. Forwards all calls to a hardcoded implementation address using DELEGATECALL, preserving the caller's storage context.

Token sweeper contract. Collects ERC20 balances from deposit addresses by calling sweep(tokenAddress) and forwarding tokens to a master wallet.

ETH forwarder with configurable destination. Forwards incoming Ether to a parent address set at deployment, with an owner-only flush() method.

Minimal ETH forwarder. Hardcodes a destination address at deployment and unconditionally forwards all incoming Ether to it.

Exchange deposit wallet that collects ERC20 tokens via collect(tokenAddress, recipient, amount) and ETH via a payable fallback function.

User withdrawal account. Holds ETH and ERC20 tokens on behalf of a user and allows owner-authorized withdrawals to a registered user address.

ETH forwarder with administrative controls. Forwards incoming Ether to a parent address and supports flushTokens(ERC20) and a kill() self-destruct.

BitGo WalletSimple multisig wallet. Requires two-of-three key signatures for sendMultiSig ETH transfers and sendMultiSigToken ERC20 transfers.

ERC223-compatible deposit wallet. Accepts token transfers via tokenFallback and sweeps held ERC20 tokens to a configured owner address.

Proxy wallet pattern used by exchanges and custodians. Each instance delegates to a shared implementation, deployed millions of times by factory contracts.

Payment forwarding contract from BitGo's exchange infrastructure. Receives ETH and forwards it to a parent address for deposit address management.