Unresolvable Identifier

arXiv:2605.18244 · detector doi_compliance · cross_source · 2026-05-20 00:03:09.837488+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1016/0168-9002(88' 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

Riehle, F., Bernstorff, S., Fr¨ ohling, R., and Wolf, F.: Determination of elec- tron currents below 1 nA in the storage ring BESSY by measurement of the synchrotron radiation of single electrons. Nuclear Instruments and Methods in Physics Research A268, 262–269 (1988) https://doi.org/10.1016/0168-9002(88) 90616-X

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1016/0168-9002(88",
  "raw_excerpt": "Riehle, F., Bernstorff, S., Fr\u00a8 ohling, R., and Wolf, F.: Determination of elec- tron currents below 1 nA in the storage ring BESSY by measurement of the synchrotron radiation of single electrons. Nuclear Instruments and Methods in Physics Research A268, 262\u2013269 (1988) https://doi.org/10.1016/0168-9002(88) 90616-X",
  "ref_index": 19,
  "verdict_class": "cross_source"
}