Image attribution

• hero.webp: original conceptual cover generated for this article with OpenAI image generation. It is an illustrative image, not an experimental result.
• dit-official-samples.webp: format-converted copy of visuals/sample_grid_0.png from the official facebookresearch/DiT repository by William Peebles and Saining Xie. The source repository distributes the work under CC BY-NC 4.0. No visual content was changed; only PNG-to-WebP conversion was applied for web delivery.
• The SVG diagrams in this directory are original diagrams created for this article from the cited papers and official implementations.