Recoverable Identifier

arXiv:2604.24334 · detector doi_compliance · incontrovertible · 2026-05-19 22:14:57.080790+00:00

advisory doi_compliance recoverable_identifier

DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.48550/arxiv.2004.04906.url:http://arxiv.org/abs/2004.04906) was visible in the surrounding text but could not be confirmed against doi.org as printed.

Paper page Integrity report arXiv Try DOI

Evidence text

Vladimir Karpukhin et al.Dense Passage Retrieval for Open-Domain Question Answering. arXiv:2004.04906 [cs]. Sept. 2020.DOI: 10.48550/arXiv.2004.04906.URL: http://arxiv.org/abs/2004.04906 (visited on 12/16/2025)

Evidence payload

{
  "printed_excerpt": "Vladimir Karpukhin et al.Dense Passage Retrieval for Open-Domain Question Answering. arXiv:2004.04906 [cs]. Sept. 2020.DOI: 10.48550/arXiv.2004.04906.URL: http://arxiv.org/abs/2004.04906 (visited on 12/16/2025)",
  "reconstructed_doi": "10.48550/arxiv.2004.04906.url:http://arxiv.org/abs/2004.04906",
  "ref_index": 20,
  "resolved_title": null,
  "verdict_class": "incontrovertible"
}