/**
 * Return the current UTC time in the KERI-friendly extended ISO-8601 form.
 *
 * KERI substance:
 * - durable KEL/reply records use microsecond-style RFC3339 text
 * - JavaScript only exposes millisecond precision, so `keri-ts` follows the
 *   existing convention of zero-padding the millisecond value to six digits
 */
export declare function makeNowIso8601(): string;
/**
 * Encode one ISO-8601 datetime string into the qualified CESR `Dater` text
 * form used in KERI DB records and reply ordering material.
 *
 * Maintainer note:
 * - `cesr-ts` currently exposes `Dater` hydration and ISO projection, but not
 *   a convenience constructor from datetime text
 * - this helper centralizes the temporary bootstrap encoding seam in `keri-ts`
 */
export declare function encodeDateTimeToDater(dts: string): string;
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