Recoverable Identifier

arXiv:2604.24336 · detector doi_compliance · incontrovertible · 2026-05-19 22:14:47.240229+00:00

advisory doi_compliance recoverable_identifier

DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1016/0021-9681(87) 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

M. E. Charlson, P . Pompei, K. L. Ales, and C. R. MacKenzie. “A new method of classifying prognostic comorbidity in longitudinal studies: development and validation”.Journal of Chronic Diseases40.5 (1987), 373–383.DOI:10.1016/0021- 9681(87)90171-8

Evidence payload

{
  "printed_excerpt": "M. E. Charlson, P . Pompei, K. L. Ales, and C. R. MacKenzie. \u201cA new method of classifying prognostic comorbidity in longitudinal studies: development and validation\u201d.Journal of Chronic Diseases40.5 (1987), 373\u2013383.DOI:10.1016/0021- 9681(87)",
  "reconstructed_doi": "10.1016/0021-9681(87",
  "ref_index": 26,
  "resolved_title": null,
  "verdict_class": "incontrovertible"
}