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today-paper-summary

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Retrieves papers the user browsed today, downloads PDFs, generates summaries, and returns an enriched list. Use when the user asks what papers they read today, wants a summary of today's papers, or asks about their recent reading activity.

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Source SKILL.md: https://github.com/InternScience/DrClaw/blob/HEAD/drclaw/agent_hub/templates/daily-paper-logger/skills/today-paper-summary/SKILL.md

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today-paper-summary

Collect academic papers visited in the browser today, download their PDFs, summarize each one, and return structured results.

Workflow

Step 1: Fetch today's paper URLs

from browser_history import collect_today_paper_urls
records = collect_today_paper_urls()

records is a List[Dict] with fields: browser, db_path, url, title, visit_count, last_visit_time.

Step 2: Download PDFs

  • Save directory: <working_dir>/<today's date>/, e.g. 2026-03-11/
  • Filename: use the paper ID or a slug of the title, e.g. 2603.09973.pdf
  • If url already points to a PDF, use it directly; if it's an abstract page, construct the PDF URL (for arXiv, replace /abs/ with /pdf/)
  • Use requests with a 30s timeout; on failure, record download_error and continue
import requests
from pathlib import Path
from datetime import date

save_dir = Path(date.today().isoformat())
save_dir.mkdir(exist_ok=True)

def get_pdf_url(url: str) -> str:
    """Convert an abstract URL to a PDF URL (arXiv-specific)."""
    return url.replace("/abs/", "/pdf/")

def download_pdf(pdf_url: str, dest: Path) -> bool:
    try:
        r = requests.get(pdf_url, timeout=30, headers={"User-Agent": "Mozilla/5.0"})
        if r.status_code == 200:
            dest.write_bytes(r.content)
            return True
    except Exception:
        pass
    return False

Step 3: Extract text and summarize

  • Use pypdf to read the PDF — extract the first 5 pages (sufficient to cover the abstract and introduction)
  • Use LLM with the prompt below, asking for a structured summary
import pypdf

def extract_text(pdf_path: Path, max_pages: int = 5) -> str:
    reader = pypdf.PdfReader(str(pdf_path))
    return "\n".join(p.extract_text() or "" for p in reader.pages[:max_pages])

Summary prompt template:

Summarize the following paper in concise English using this format:

[Core contribution] One sentence (≤ 50 words)
[Method highlights]
- ...
[Key findings]
- ...

Paper content:
{text}

Step 4: Build the enriched list

results = []
for r in records:
    results.append({
        "browser":         r["browser"],
        "last_visit_time": r["last_visit_time"],
        "title":           r["title"],
        "url":             r["url"],
        "summary":         "<summary from Step 3, or 'unavailable' on failure>",
    })

Return results.

Notes

  • Install dependencies if needed: pip install pypdf requests
  • Some publisher PDFs require institutional access; the download returns a login page instead of the actual PDF — set summary to "PDF requires authorized access" in that case
  • arXiv PDFs are openly accessible and require no login
  • Keep downloaded PDFs in the date folder for the user to review