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Block #311,291
00000000000000000e1eda8a64ac3fd96c993363872a6913982e0be216ac634c
Likely solo-mined
Why this block matters
This block shows very strong signals of solo mining — no shared-pool payout pattern was detected and the confidence score is high.
- No shared-pool signature or coinbase tag detected
- Payout address has never received a block reward before — consistent with solo mining
- Mined against 0 EH/s of total network hashrate — statistically rare for solo mining
- Found 22h 06m after the previous solo candidate (#311,133)
Try solo Bitcoin mining
This block is classified as a strong solo candidate. Solo mining is lottery-like — even small miners can participate, but finding a block is statistically rare.
Block Data
Time18 Jul 2014, 07:05 UTCConfirmations655,369Transactions17Size4,700 bytesWeight18,800 WU
Reward
Subsidy + Fees25.00190 BTCFees only0.00190 BTCValue at time$15,466BTC price$619Mining poolNot identified
Detection
Likely solo-mined
Final scoreBase score75History adj.+10Interval adj.0Pool signatureNone detected
85/100
no pool signature; unknown coinbase pattern; fresh payout address (DB); no reuse 24h; no reuse 7d; low fees (190000 sats); history_adj=+10 (first_time_winner)
Network at mining time
Network hashrate0 EH/s
Against 0 EH/s of total network hashrate, the odds of a solo miner winning are extremely low — making this block remarkable.
Detection Signals
No pool signature+40
New address+10
No reuse (7d)+5
No reuse (24h)+5
Address history+10
Final score85/100
Address History
Historical wins0Previous win—Interval since lastFirst win everWins last 30d0
RecurrenceFirst win
IntervalNo prior win
This address has never received a block reward before — consistent with solo mining.
Payout Address
18PRzhTnmviTqW7WjRf5UTSXWucEqzfQq9Total blocks
9
Solo candidates
1
Solo rate
11.1%
Coinbase Message (hex — non-printable)
03 fb bf 04 0c 15 c2 84 37 98 c8 cd 1f 1f cb 36 ff