โ† Bitcoin

๐Ÿ“‹ Block Header

Get a block's hash from its 80-byte header and check the proof of work, decode the six header fields, or edit the fields to build a header. All numbers are stored little-endian; hashes are shown reversed.

Header (80 bytes hex)

Fields

Version (decimal or 0x-hex)
Time (Unix seconds)
Bits (0x-hex)
Nonce
Previous block hash
Merkle root