Pith Number

pith:NQ2IJ4U4

pith:2017:NQ2IJ4U4KRQUTBEEPO5I3GP7DQ

not attested not anchored not stored refs pending

Ubenwa: Cry-based Diagnosis of Birth Asphyxia

Charles C Onu, Doina Precup, Edward Alikor, Eyenimi Ndiomu, Guilherme M Sant'anna, Innocent Udeogu, Peace Opara, Urbain Kengni

arxiv:1711.06405 v1 · 2017-11-17 · stat.ML · cs.CY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQ2IJ4U4KRQUTBEEPO5I3GP7DQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:30:21.172783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c3484f29c54614984847bba8d99ff1c1ee4f152d228af7952b04665be6c23ae

Aliases

arxiv: 1711.06405 · arxiv_version: 1711.06405v1 · doi: 10.48550/arxiv.1711.06405 · pith_short_12: NQ2IJ4U4KRQU · pith_short_16: NQ2IJ4U4KRQUTBEE · pith_short_8: NQ2IJ4U4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NQ2IJ4U4KRQUTBEEPO5I3GP7DQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6c3484f29c54614984847bba8d99ff1c1ee4f152d228af7952b04665be6c23ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "623d425056e176351503255046665211a79d4e8ea2861ff6e8260f5ebe70097b",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-11-17T04:51:43Z",
    "title_canon_sha256": "49fee88d496f0b3529f23c3ce294743eb733e225bd1532253285679457c8b9cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06405",
    "kind": "arxiv",
    "version": 1
  }
}