/** Serialize one JSON-compatible value with deterministic object-key order. */
export declare function canonicalJson(value: unknown): string;
/** Compare strings by ECMAScript UTF-16 code-unit order without locale data. */
export declare function compareUtf16CodeUnits(left: string, right: string): number;
/** Calculate Renma's prefixed SHA-256 identity for canonical object state. */
export declare function canonicalSha256(value: object): string;