Villagers in the Mexican state of Veracruz discovered the tablet sometime before 1999, while quarrying an ancient Olmec mound for road-building material.

1999 年之前某时, 村民西哥韦拉克鲁斯省发现了石板，当时为了路面建筑，挖古老的奥尔梅克丘冢进行采石。