Solved
Bitcoin puzzle #59
Bitcoin puzzle #59 has been solved. Its private key is 7496cbb87cab44f. The address originally held 0.59 BTC, which was swept by whoever found the key first.
Puzzle #59 at a glance
- Total received
- 0.59041 BTC
- Balance now
- 0.0 BTC
- Address
- 1HAX2n9Uruu9YDt4cqRgYcvtGvZj1rbUyt
- HASH160
- b14ed3146f5b2c9bde1703deae9ef33af8110210
- Range start
- 400000000000000
- Range end
- 7ffffffffffffff
- Bit length
- 59-bit
- Keys in range
- 2.88 × 1017 (288230376151711744)
- Transactions
- 5
The solved key
- Private key
- 7496cbb87cab44f
- Decimal
- 525070384258266191
- WIF
- KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYkHpsTBP19HvTFqiU6i
Verify it yourself: multiply this key by the secp256k1 generator point, compress the resulting public key, and take RIPEMD-160(SHA-256(·)). You get exactly the HASH160 above. This site performs that check on every published key at build time.
Puzzle #59 — common questions
How many private keys does Bitcoin puzzle #59 contain?
Puzzle #59 spans the range 2^58 to 2^59−1, which is exactly 2.88 × 10^17 private keys — twice as many as puzzle #58.
How long would it take to solve Bitcoin puzzle #59?
An eight-core machine running this browser solver at four million keys per second would need about 2,283 years to sweep the whole range. A pooled GPU cluster reaching one trillion keys per second would need about 3 days.
How much is Bitcoin puzzle #59 worth?
The address was swept when it was solved, so there is no claimable reward now. It originally received 0.59041 BTC.
Is Bitcoin puzzle #59 solved?
Yes. Its private key is 7496cbb87cab44f in hexadecimal, or KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYkHpsTBP19HvTFqiU6i in WIF format. The balance was spent once the key became known.
What is the key range for puzzle #59?
From 400000000000000 to 7ffffffffffffff in hexadecimal. The address is 1HAX2n9Uruu9YDt4cqRgYcvtGvZj1rbUyt and its HASH160 is b14ed3146f5b2c9bde1703deae9ef33af8110210.