Recoverable Identifier

arXiv:2604.21186 · detector doi_compliance · incontrovertible · 2026-05-20 01:16:16.691647+00:00

advisory doi_compliance recoverable_identifier

DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1016/0041-624X(68) 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

Bell, J. F. W., Ultrasonics 1968, 6 (1), 11 –14. DOI https://doi.org/10.1016/0041- 624X(68)90009-7

Evidence payload

{
  "printed_excerpt": "Bell, J. F. W., Ultrasonics 1968, 6 (1), 11 \u201314. DOI https://doi.org/10.1016/0041- 624X(68)90009-7",
  "reconstructed_doi": "10.1016/0041-624X(68",
  "ref_index": 30,
  "resolved_title": null,
  "verdict_class": "incontrovertible"
}