/**
 * Deterministic canonical JSON serialization.
 *
 * Produces stable, reproducible JSON output suitable for
 * cryptographic digest computation.
 *
 * Rules:
 *   - Object keys sorted lexicographically by UTF-16 code unit
 *   - Arrays preserved in their semantic order (not sorted)
 *   - No trailing whitespace
 *   - No platform-dependent formatting
 *   - UTF-8 encoding
 */
/**
 * Serialize a value to deterministic canonical JSON.
 */
export declare function toCanonicalJson(value: unknown): string;
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