Recoverable Identifier

arXiv:2604.24356 · detector doi_compliance · incontrovertible · 2026-05-19 22:14:09.933088+00:00

advisory doi_compliance recoverable_identifier

DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1007/11494645\\_21) was visible in the surrounding text but could not be confirmed against doi.org as printed.

Paper page Integrity report arXiv Try DOI

Evidence text

URL: https://doi.org/10.1007/11494645\\_21, doi: 10.1007/11494645\\\_21. XX:26 Primitive Recursion without Composition 25 Daniel Silva Graça and José Félix Costa. Analog computers and recursive functions over the reals.J. Complex., 19(5):644–664, 2003.doi:10.1016/S0885-064X(03)00034-7. 26A. Grzegorczyk. Some classes of recursive functions. InRozprawy Mate. IV. Warsaw,

Evidence payload

{
  "printed_excerpt": "URL: https://doi.org/10.1007/11494645\\\\_21, doi: 10.1007/11494645\\\\\\_21. XX:26 Primitive Recursion without Composition 25 Daniel Silva Gra\u00e7a and Jos\u00e9 F\u00e9lix Costa. Analog computers and recursive functions over the reals.J. Complex., 19(5):64",
  "reconstructed_doi": "10.1007/11494645\\\\_21",
  "ref_index": 15,
  "resolved_title": null,
  "verdict_class": "incontrovertible"
}