Unresolvable Identifier

arXiv:2604.20282 · detector doi_compliance · cross_source · 2026-05-20 02:07:16.267610+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1137/s1064827503420125' 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

S. Jiang, L. Greengard, Eﬃcient representation of wave ﬁelds using smooth absorbing layers, SIAM Journal on Scientiﬁc Computing 26 (4) (2004) 1213–1233. doi:10.1137/S1064827503420125

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1137/s1064827503420125",
  "raw_excerpt": "S. Jiang, L. Greengard, E\ufb03cient representation of wave \ufb01elds using smooth absorbing layers, SIAM Journal on Scienti\ufb01c Computing 26 (4) (2004) 1213\u20131233. doi:10.1137/S1064827503420125",
  "ref_index": 42,
  "verdict_class": "cross_source"
}