OP_HASH256 ​
INFO
Opcode number: 170
Byte representation: 0xaa
Short Description: Hash the top stack item using double SHA256.
The OP_HASH256
opcode replaces the top stack item with its double SHA256 hash. If the stack is empty the script fails.
Example ​
shell
# ASM script
OP_0 OP_HASH256
# Raw script
00aa
# Final stack
5df6e0e2761359d30a8275058e299fcc0381534545f55cf43e41983f5d4c9456