Unresolvable Identifier

arXiv:2605.09288 · detector doi_compliance · cross_source · 2026-05-19 10:21:59.245693+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1016/s0378-4754(03' 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

Michael Mascagni and Chi-Ok Hwang. ϵ-Shell error analysis for “Walk On Spheres” algorithms. Mathematics and Computers in Simulation, 63(2):93–104, 2003. doi: 10.1016/S0378-4754(03) 00038-7

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1016/s0378-4754(03",
  "raw_excerpt": "Michael Mascagni and Chi-Ok Hwang. \u03f5-Shell error analysis for \u201cWalk On Spheres\u201d algorithms. Mathematics and Computers in Simulation, 63(2):93\u2013104, 2003. doi: 10.1016/S0378-4754(03) 00038-7",
  "ref_index": 26,
  "verdict_class": "cross_source"
}