ComputeSHA256 returns SHA2-256 on data.

ComputeSHA3256 returns SHA3-256 on data.

ConcatenateBytes is useful for combining multiple arrays of bytes, especially for signatures or digests over multiple fields.

CreateUtcTimestamp returns a google/protobuf/Timestamp in UTC.

GenerateBytesUUID returns a UUID based on RFC 4122 returning the generated bytes.

GenerateUUID returns a UUID based on RFC 4122.

ToChaincodeArgs converts string args to []byte args.