I read the description. Atari made more than 70k (approx. 75k). Not sure why this rumor continues to persist. Atari made a gold-colored cabinet version to commemorate the 70,000th one produced, not the last one produced.
https://forums.arcade-museum.com/showthread.php?t=359827
https://forums.arcade-museum.com/showthread.php?t=359827
