Back to HomeDeployer 0xc70ba2...af62e9 Deployment Block 55,847 Deployment Date Aug 8, 2015, 11:52 PM Code Size 97.0 B Gas at Deploy 43,257
Deployed August 8, 2015 (10 years ago)Block 55,847
Timestamp-parity coinflip; payout is `2 * msg.value` via `send`.
Frontier EraVerified Source
Key Facts
Transactions by Year
20153
20261
Deployment Transaction: 0x8eb1aaf39c00917a...6f72146970e33b76
Description
Timestamp-parity coinflip; payout is 2 * msg.value via send. Functions include fallback only. Verified with soljson-v0.1.1+commit.6ff4cd6 (also matches native solc-0.1.0-056180fb2) and optimizer ON.
Source Verified
SolidityExact bytecode match(97 bytes)
Compiler: soljson
Backfilled from awesome-ethereum-proofs PR #33.
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
Opcodes97
Unique Opcodes34
Jump Instructions6
Storage Operations0
Verified Source Available
Source verified through compiler archaeology and exact bytecode matching.
View Verification ProofShow source code (Solidity)
contract CoinFlip {
function () {
var v = msg.value;
var t = block.timestamp;
if (t % 2 == 0) {
} else {
msg.sender.send(2 * v);
}
}
}