/**
 * Identity Extension Group (org.peacprotocol/identity)
 *
 * Records identity verification or attestation evidence.
 * Shipped in v0.12.0-preview.1.
 */
import { z } from 'zod';
export declare const IDENTITY_EXTENSION_KEY: "org.peacprotocol/identity";
export declare const IdentityExtensionSchema: z.ZodObject<{
    proof_ref: z.ZodOptional<z.ZodString>;
}, z.core.$strict>;
export type IdentityExtension = z.infer<typeof IdentityExtensionSchema>;
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