Back to HomeDeployer 0x7a2f47...0d00b7 Deployment Block 99,937 Deployment Date Aug 17, 2015, 07:54 AM Code Size 788.0 B Gas at Deploy 221,632
Deployed August 17, 2015 (10 years ago)Block 99,937
A Frontier-era Greeter with the message: 'HOW GREAT THOU ART!'
Frontier EraVerified Source
Historical Significance
Part of the wave of early Greeter deployments showing real developers learning Solidity on the live Ethereum network in 2015.
Key Facts
Transactions by Year
20151
Deployment Transaction: 0x2179512bf72faa63...14e2e6b5fefe39cb
Description
Deployed during Ethereum's Frontier era using the canonical mortal+greeter tutorial. Greeting: 'HOW GREAT THOU ART!'. Verified as an exact bytecode match.
Source Verified
SolidityExact bytecode match(788 bytes)
Compiler: v0.1.1+
Creation TX matches: compiled Greeter base (692 bytes) + ABI-encoded greeting. soljson v0.1.1+commit.6ff4cd6a, optimizer OFF.
Heuristic Analysis
The following characteristics were detected through bytecode analysis and may not be accurate.
Detected Type: Unknown
Frontier Era
The initial release of Ethereum. A bare-bones implementation for technical users.
Block span: 0 — 1,149,999
July 30, 2015 — March 14, 2016
Bytecode Overview
Opcodes788
Unique Opcodes74
Jump Instructions27
Storage Operations16
Verified Source Available
Source verified through compiler archaeology and exact bytecode matching.
View Verification ProofShow source code (Solidity)
contract mortal {
address owner;
function mortal() { owner = msg.sender; }
function kill() { if (msg.sender == owner) suicide(owner); }
}
contract greeter is mortal {
string greeting;
function greeter(string _greeting) {
greeting = _greeting;
}
function greet() constant returns (string) {
return greeting;
}
}