Unresolvable Identifier

arXiv:2605.04283 · detector doi_compliance · cross_source · 2026-05-19 14:34:00.922227+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1063/5.0051211/16673662/214111_1_online.pdf' 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

Guo, Y ., Sivalingam, K. & Neese, F. Approximations of density matrices in N-electron va- lence state second-order perturbation theory (NEVPT2). I. Revisiting the NEVPT2 construc- tion.The Journal of Chemical Physics154, 214111 (2021). URLhttps://doi.org/10. 1063/5.0051211.https://pubs.aip.org/aip/jcp/article-pdf/doi/ 10.1063/5.0051211/16673662/214111_1_online.pdf

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1063/5.0051211/16673662/214111_1_online.pdf",
  "raw_excerpt": "Guo, Y ., Sivalingam, K. & Neese, F. Approximations of density matrices in N-electron va- lence state second-order perturbation theory (NEVPT2). I. Revisiting the NEVPT2 construc- tion.The Journal of Chemical Physics154, 214111 (2021). URLhttps://doi.org/10. 1063/5.0051211.https://pubs.aip.org/aip/jcp/article-pdf/doi/ 10.1063/5.0051211/16673662/214111_1_online.pdf",
  "ref_index": 55,
  "verdict_class": "cross_source"
}