This document does not provide enough context or content to generate a meaningful 3 sentence summary. The title "NUESTROS ARTEFACTOS DIGITALES" translates to "Our Digital Artifacts" but no other information is given. Without more details on the topic, content, or purpose of the document, I am unable to extract the high level ideas or essential information in a concise summary.

1. NUESTROS
ARTEFACTOS
DIGITALES….