/**
 * @fileoverview Intent Key Derivation (SPEC Section 12.2)
 *
 * intentKey is the protocol semantic identity.
 * Derived from IntentBody + schemaHash.
 */
import type { IntentBody } from "./types.js";
/**
 * Derive intentKey from IntentBody (async).
 *
 * Uses JCS array format to avoid delimiter collision risk.
 * Array format: [schemaHash, type, input, scopeProposal]
 *
 * @example
 * const key = await deriveIntentKey(body, schemaHash);
 */
export declare function deriveIntentKey(body: IntentBody, schemaHash: string): Promise<string>;
/**
 * Derive intentKey from IntentBody (sync).
 *
 * @example
 * const key = deriveIntentKeySync(body, schemaHash);
 */
export declare function deriveIntentKeySync(body: IntentBody, schemaHash: string): string;
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