Solved
Bitcoin puzzle #58
Bitcoin puzzle #58 has been solved. Its private key is 2c675b852189a21. The address originally held 0.58 BTC, which was swept by whoever found the key first.
Puzzle #58 at a glance
- Total received
- 0.58010392 BTC
- Balance now
- 0.0 BTC
- Address
- 1Dn8NF8qDyyfHMktmuoQLGyjWmZXgvosXf
- HASH160
- 8c2a6071f89c90c4dab5ab295d7729d1b54ea60f
- Range start
- 200000000000000
- Range end
- 3ffffffffffffff
- Bit length
- 58-bit
- Keys in range
- 1.44 × 1017 (144115188075855872)
- Transactions
- 5
The solved key
- Private key
- 2c675b852189a21
- Decimal
- 199976667976342049
- WIF
- KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjv2kTamEYQT9BNC7o1
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 #58 — common questions
How many private keys does Bitcoin puzzle #58 contain?
Puzzle #58 spans the range 2^57 to 2^58−1, which is exactly 1.44 × 10^17 private keys — twice as many as puzzle #57.
How long would it take to solve Bitcoin puzzle #58?
An eight-core machine running this browser solver at four million keys per second would need about 1,142 years to sweep the whole range. A pooled GPU cluster reaching one trillion keys per second would need about 2 days.
How much is Bitcoin puzzle #58 worth?
The address was swept when it was solved, so there is no claimable reward now. It originally received 0.58010392 BTC.
Is Bitcoin puzzle #58 solved?
Yes. Its private key is 2c675b852189a21 in hexadecimal, or KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjv2kTamEYQT9BNC7o1 in WIF format. The balance was spent once the key became known.
What is the key range for puzzle #58?
From 200000000000000 to 3ffffffffffffff in hexadecimal. The address is 1Dn8NF8qDyyfHMktmuoQLGyjWmZXgvosXf and its HASH160 is 8c2a6071f89c90c4dab5ab295d7729d1b54ea60f.