Unresolvable Identifier

arXiv:2605.19583 · detector doi_compliance · cross_source · 2026-05-20 02:05:51.219492+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.5072/jacow-rupac2018-thpsc04' 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

V.A.Shkarubaet al.,“Statusofdevelopmentofsuperconduct- inginsertiondevicesforgenerationofsynchrotronradiationat Budker INP,” inProc. RuPAC’18, Protvino, Russia, Oct. 2018, JACoW Publishing, Geneva, Switzerland. doi:10.5072/JACoW-RuPAC2018-THPSC04

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.5072/jacow-rupac2018-thpsc04",
  "raw_excerpt": "V.A.Shkarubaet al.,\u201cStatusofdevelopmentofsuperconduct- inginsertiondevicesforgenerationofsynchrotronradiationat Budker INP,\u201d inProc. RuPAC\u201918, Protvino, Russia, Oct. 2018, JACoW Publishing, Geneva, Switzerland. doi:10.5072/JACoW-RuPAC2018-THPSC04",
  "ref_index": 21,
  "verdict_class": "cross_source"
}