Ethereum History

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Collection

The Anthony Eufemio Collection

Every contract deployed by Anthony Eufemio

Anthony Eufemio deployed 45 contracts across two addresses during Ethereum's earliest period in 2015 and 2016. Most are unnamed experimental contracts from the first months of the live network. This collection aggregates both of his deployer addresses into a single view of his early on-chain activity.

Deployer0x4f53269e422711...4c7f66f7d05788

45contracts

45of 45 documented

24verified

Frontier

Digix

The earliest known attempt to deploy a smart contract on Ethereum mainnet (Aug 7 2015, thanateros.eth). Ran out of gas before code deposit; creation bytecode reconstructed exactly.

0x9a049f5d...49a977a0August 7, 2015

Greeter (draft)

A failed Greeter deployment, the first of three attempts where the gas limit was too low to store the runtime code on-chain.

0xf9c2a994...034273c2August 7, 2015

Greeter (draft)

A failed Greeter deployment, the second of three attempts where the gas limit was too low to store the runtime code on-chain.

0x26b15195...bce63c3aAugust 7, 2015

Greeter (draft)

A failed Greeter deployment, the third of three attempts where the gas limit was too low to store the runtime code on-chain.

0x235287e6...161c90a7August 7, 2015

Greeter

The Frontier Greeter - Ethereum's Hello World tutorial deployed by a 2000 ETH genesis wallet on Day 1, with mortal() exposed as a callable function.

0xcde4de4d...2fbf7864August 7, 2015

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0xbce3b51c...ae64bac0January 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0x35e1d33e...fe7c2e6dJanuary 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0xc0a2b0d6...70dfbf56January 9, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x6fb33972...be164bd9January 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0x4c8e1e87...b892b8d9January 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x2f7764fe...55ff9d6cJanuary 9, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x91f23927...ce69827fJanuary 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0xe342928d...244763cbJanuary 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x668d7db3...8f1f9714January 9, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x333cc1bc...3e5bea71January 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0xa7e864b8...2d7ffa4bJanuary 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x6c3d82a1...cd647f30January 9, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x8398b735...7064d734January 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0x90fc2281...2bcc2fbdJanuary 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x2e3efff0...ddc183b4January 9, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x3700a8e6...722961d8January 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0x243c2908...88763c7cJanuary 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x8bbaf4cd...67ea12f3January 9, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees, registries, ACL and bytes/addr/int config entries from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0xef857fd2...021faee0January 9, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0xd9d8bba2...40c4c369January 9, 2016

Ledger Storage

DigixDAO marketplace ledger storage: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016. 7 identical clones.

0xe1d7817a...2d5954cfJanuary 9, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x64e56970...7dcdc459January 9, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees, registries, ACL and bytes/addr/int config entries from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0x13969ce8...1e105b2cJanuary 10, 2016

Marketplace Token

DigixDAO config-controlled marketplace token: transfer and balanceOf with fees and registries read from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0xe1552b71...ed3b08b9January 10, 2016

Gold Token

DigixDAO gold token: ERC20 with demurrage (actualBalanceOf, storage fee, calculateDemurrage), tx and recast fees read from config. Anthony Eufemio, Jan 2016.

0x99146bab...789ae22eJanuary 10, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees, registries, ACL, config entries and recast fee from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0x6646e190...0e5cb404January 10, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x236e8216...6670369aJanuary 10, 2016

Ledger Storage

DigixDAO marketplace ledger storage variant: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016.

0xd108d70c...1172d2ffJanuary 10, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x1230a115...502766d1January 10, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees, registries, ACL and bytes/addr/int config entries from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0xa867f30f...72534b0bJanuary 10, 2016

Marketplace Token

DigixDAO config-controlled marketplace token: transfer and balanceOf with fees and registries read from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0xf4a11507...c21d43ebJanuary 10, 2016

Gold Token

DigixDAO gold token: ERC20 with demurrage (actualBalanceOf, storage fee, calculateDemurrage), tx and recast fees read from config. Anthony Eufemio, Jan 2016.

0xb2dd0dc2...9ef40cfcJanuary 10, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees, registries, ACL, config entries and recast fee from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0x8315742f...54b8d694January 10, 2016

Directory

DigixDAO typed-collection storage library (Address to bytes/address/bool maps; insert/remove/contains). Anthony Eufemio, Nov 2015. 1 of 9 clones.

0x9988ffcc...4b68cc98January 14, 2016

Ledger Storage

DigixDAO marketplace ledger storage variant: maps (uint256 id, address) to records of amount, timestamp and state. Anthony Eufemio, Jan 2016.

0x55dbd10c...59f3a816January 14, 2016

DigixConfiguration

DigixDAO owner + admin-ACL config registry (typed key/value store). CALLCODEs a Directory library clone for its admin set. Anthony Eufemio, Jan 2016.

0x8568f930...5d4f69a9January 14, 2016

Marketplace Controller

DigixDAO gold-marketplace controller: reads fees, registries and admin ACL from a DigixConfiguration. Anthony Eufemio, Jan 2016.

0xf58b0089...0527a0f5January 14, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees, registries and ACL from a DigixConfiguration; adds a release() switch. Anthony Eufemio, Jan 2016.

0x5d2c24ef...c96acc09January 14, 2016

Digix

Digix Gold Token ledger — first gold-backed ERC20, with demurrage fees and custodian roles (2016)

0x55b9a11c...c9977855January 14, 2016

Marketplace Controller

DigixDAO gold-marketplace controller reading fees and registries from a DigixConfiguration; exposes per-asset recast fee. Anthony Eufemio, Jan 2016.

0xb1d9062c...99acf602January 14, 2016