Unresolvable Identifier

arXiv:2605.19662 · detector doi_compliance · cross_source · 2026-05-20 05:49:19.229759+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1002/(sici)1234-981x(199707)5:3' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.

Paper page Integrity report arXiv Try DOI

Evidence text

‘Improving ratings’: audit in the British University system , volume=. European Review , author=. 1997 , pages=. doi:10.1002/(SICI)1234-981X(199707)5:3&60;305::AID-EURO184&62;3.0.CO;2-4 , number=

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1002/(sici)1234-981x(199707)5:3",
  "raw_excerpt": "\u2018Improving ratings\u2019: audit in the British University system , volume=. European Review , author=. 1997 , pages=. doi:10.1002/(SICI)1234-981X(199707)5:3&60;305::AID-EURO184&62;3.0.CO;2-4 , number=",
  "ref_index": 89,
  "verdict_class": "cross_source"
}