← Back to blocks
Block #277,578
00000000000000011caf1bcbd9273a197bf919eac8e2a07d5535535d4a44e9cf
Unknown miner
Why this block matters
This block sits in an uncertain zone — not enough signals to classify it confidently as solo or pool.
- Payout address has never received a block reward before — consistent with solo mining
Block Data
Time29 Dec 2013, 16:26 UTCConfirmations688,781Transactions202Size128,942 bytesWeight515,768 WU
Reward
Subsidy + FeesN/AFees onlyN/AValue at time—BTC price$759Mining poolNot identified
Detection
Unknown miner
Final scoreBase score50History adj.0Interval adj.0Pool signatureNone detected
50/100
Adresse de payout inconnue (NULL) — classification forcée à unknown (historique et réutilisation d'adresse non analysables)
Network at mining time
Network hashrate0 EH/s
Detection Signals
Final score50/100
Address History
Historical wins0Previous win—Interval since lastFirst win everWins last 30d0
Recurrenceno_previous_win
IntervalNo prior win
This address has never received a block reward before — consistent with solo mining.
Coinbase Message (raw)
J<L/P2SH/