Unresolvable Identifier

arXiv:2605.17202 · detector doi_compliance · cross_source · 2026-05-20 13:43:12.121958+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1016/0370-2693(77' 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

P. Minkowski,µ→eγat a Rate of One Out of 10 9 Muon Decays?, Phys. Lett. B 67 (1977) 421,10.1016/0370-2693(77) 90435-X

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1016/0370-2693(77",
  "raw_excerpt": "P. Minkowski,\u00b5\u2192e\u03b3at a Rate of One Out of 10 9 Muon Decays?, Phys. Lett. B 67 (1977) 421,10.1016/0370-2693(77) 90435-X",
  "ref_index": 8,
  "verdict_class": "cross_source"
}