Recoverable Identifier

arXiv:2604.25489 · detector doi_compliance · incontrovertible · 2026-05-19 21:07:22.033256+00:00

advisory doi_compliance recoverable_identifier

DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1038/s41586-021-03678-x.url:https://www.nature.com/articles/s41586-021-03678-x) 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

Wentao Wang et al. “Free-electron lasing at 27 nanometres based on a laser wakefield accelerator”. en. In:Nature595.7868 (July 2021), pp. 516–520.issn: 0028-0836, 1476-4687. doi:10.1038/s41586-021-03678-x.url: https://www.nature.com/articles/s41586-021-03678-x

Evidence payload

{
  "printed_excerpt": "Wentao Wang et al. \u201cFree-electron lasing at 27 nanometres based on a laser wakefield accelerator\u201d. en. In:Nature595.7868 (July 2021), pp. 516\u2013520.issn: 0028-0836, 1476-4687. doi:10.1038/s41586-021-03678-x.url: https://www.nature.com/article",
  "reconstructed_doi": "10.1038/s41586-021-03678-x.url:https://www.nature.com/articles/s41586-021-03678-x",
  "ref_index": 1,
  "resolved_title": null,
  "verdict_class": "incontrovertible"
}