export declare function toHex(bytes: Uint8Array): string;
export declare function fromHex(hex: string): Uint8Array;
export declare function toBase64(bytes: Uint8Array): string;
export declare function fromBase64(b64: string): Uint8Array;
export declare function utf8Bytes(text: string): Uint8Array;
export declare function concatBytes(...parts: readonly Uint8Array[]): Uint8Array;
export declare function bytesEqual(a: Uint8Array, b: Uint8Array): boolean;
export declare function canonicalJson(value: unknown): string;