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fix(download-ref): drop .pdf suffix from arXiv PDF URLs #67

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Merged
GiggleLiu merged 1 commit into from
Sep 21, 2026
Merged

fix(download-ref): drop .pdf suffix from arXiv PDF URLs #67

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4 changes: 2 additions & 2 deletions skills/how-to-download-ref/helpers/fetch_metadata.py
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Original file line number Diff line number Diff line change
Expand Up @@ -180,7 +180,7 @@ def fetch_doi_pdf(doi: str, meta: dict, out: Path, email: str = "") -> str:
if fetch_pdf(url, out):
return "unpaywall"
arxiv = (meta.get("externalIds") or {}).get("ArXiv")
if arxiv and fetch_pdf(f"https://arxiv.org/pdf/{arxiv}.pdf", out):
if arxiv and fetch_pdf(f"https://arxiv.org/pdf/{arxiv}", out):
return "arxiv"
return "miss"

Expand Down Expand Up @@ -271,7 +271,7 @@ def main() -> int:
if valid_pdf(out):
print(f" ok arxiv:{aid} (cached)")
continue
if fetch_pdf(f"https://arxiv.org/pdf/{aid}.pdf", out):
if fetch_pdf(f"https://arxiv.org/pdf/{aid}", out):
print(f" ok arxiv:{aid}")
else:
print(f" FAIL arxiv:{aid}")
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