Recover Key

• function recoverKey(digest: Checksum256, sig: Signature): PublicKey
  

  Recover public key from a digest and signature

• function assertRecoverKey(digest: Checksum256, sig: Signature, pub: PublicKey): void
  

  Throws if the key recovered the digest and signature does not match the provided public key

Hash Functions

SHA-256

• function sha256(data: u8[]): Checksum256
  

  Hashes the data byte array using SHA-256 to create a checksum

• function assertSha256(data: u8[], hash: Checksum256): void
  

  Throws if the digest of the data array does not match the provided checksum

SHA-512

• function sha512(data: u8[]): Checksum512
  

  Hashes the data byte array using SHA-512 to create a checksum

• function assertSha512(data: u8[], hash: Checksum512): void
  

  Throws if the digest of the data array does not match the provided checksum

SHA-1

• function sha1(data: u8[]): Checksum160
  

  Hashes the data byte array using SHA-1 to create a checksum

• function assertSha1(data: u8[], hash: Checksum160): void
  

  Throws if the digest of the data array does not match the provided checksum

RIPEMD-160

• function ripemd160(data: u8[]): Checksum160
  

  Hashes the data byte array using RIPEMD-160 to create a checksum

• function assertRipemd160(data: u8[], hash: Checksum160): void
  

  Throws if the digest of the data array does not match the provided checksum