DeepXiv Paper Search & Progressive Reading Search topic or paper ID: $ARGUMENTS Role & Positioning DeepXiv is the progressive-reading literature source: | Skill | Source | Best for | |-------|--------|----------| | | arXiv API | Batch search, PDF download, metadata | | | DeepXiv SDK | Progressive section-level reading | | | S2 API | Published venue metadata, citation counts | | | alphaxiv.org | Instant LLM-optimized summary of one paper, with LaTeX source fallback | Use DeepXiv when you want to avoid loading full papers too early. Constants - DEEPXIV FETCHER — canonical name , resolved per §2…