/**
 * visus_verify MCP Tool
 *
 * Verifies a Visus-MCP sanitization proof record.
 * Confirms that a specific request was processed by the Visus injection
 * detection pipeline before content reached the LLM.
 *
 * Regulatory purpose: EU AI Act Art. 9/13 documentation and GDPR Art. 32
 * security evidence. Required for regulatory audit responses.
 */
import { type VerifyProofInput, type VerifyProofOutput } from '../crypto/verifier.js';
import type { Result } from '../types.js';
/**
 * visus_verify tool implementation
 *
 * @param input Proof record and optional signing key
 * @returns Verification result with compliance statement
 */
export declare function visusVerify(input: VerifyProofInput): Promise<Result<VerifyProofOutput, Error>>;
/**
 * MCP tool definition for registration
 */
export declare const visusVerifyToolDefinition: {
    name: string;
    title: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            proof: {
                type: string;
                description: string;
                required: boolean;
            };
            signingKey: {
                type: string;
                description: string;
                required: boolean;
            };
        };
        required: string[];
    };
    readOnlyHint: boolean;
    destructiveHint: boolean;
    idempotentHint: boolean;
    openWorldHint: boolean;
};
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