The longest photographic negative measures 79.37 m (260 ft 3 in), achieved by Esteban Pastorino Diaz (Spain) with the help of Didi Dache in Beijing, China and was measured on 3 August 2015.
The record was broken by the previous record holder, Esteban Pastorino Diaz. For this attempt, the photographic negative featured Beijing’s historic second ring road, a feat that covered 32.8 km in a single take. The event was sponsored by Didi Dache and Mercedes-Benz.
Previous record was 129 feet and was created by Esteban Pastorino Diaz. The negative is of a panorama of major streets in Buenos Aires, Argentina. The images were captured by the slit camera, which was mounted to the roof of a moving car.