export declare function ripemd160(buffer: Buffer): Buffer;
export declare function sha1(buffer: Buffer): Buffer;
export declare function sha256(buffer: Buffer): Buffer;
export declare function blake256(buffer: Buffer): Buffer;
export declare function hash160(buffer: Buffer): Buffer;
export declare function hash160blake256(buffer: Buffer): Buffer;
export declare function hash256(buffer: Buffer): Buffer;
export declare function hmacSHA512(key: Buffer, data: Buffer): Buffer;
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