Pith Number

pith:DOUKODRR

pith:2018:DOUKODRRAYRSMOKTSHUY5GGG6Q

not attested not anchored not stored refs pending

Knowledge Integrated Classifier Design Based on Utility Optimization

Chuanhou Gao, Shaohan Chen

arxiv:1809.01571 v1 · 2018-09-05 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DOUKODRRAYRSMOKTSHUY5GGG6Q}

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	2026-05-18T00:06:27.206225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ba8a70e31062326395391e98e98c6f4258994845d0fe0c809dadddae70e24ff

Aliases

arxiv: 1809.01571 · arxiv_version: 1809.01571v1 · doi: 10.48550/arxiv.1809.01571 · pith_short_12: DOUKODRRAYRS · pith_short_16: DOUKODRRAYRSMOKT · pith_short_8: DOUKODRR

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/DOUKODRRAYRSMOKTSHUY5GGG6Q \
  | 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: 1ba8a70e31062326395391e98e98c6f4258994845d0fe0c809dadddae70e24ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db098e1feaf0f9b907c97924e4a2a5985e7e939deaf93a6b3fccf145c72c398d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-09-05T15:14:08Z",
    "title_canon_sha256": "b56ac21c72e2f2d0308d2847cc52ae7261ee59d522a3e08d3442b6f3cd5e2379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01571",
    "kind": "arxiv",
    "version": 1
  }
}