Pith Number

pith:DAOBS4DV

pith:2013:DAOBS4DVWA67VKI6X2OVQPMU4Q

not attested not anchored not stored refs pending

Feature Augmentation via Nonparametrics and Selection (FANS) in High Dimensional Classification

Jiancheng Jiang, Jianqing Fan, Xin Tong, Yang Feng

arxiv:1401.0211 v2 · 2013-12-31 · stat.ME · math.ST · stat.AP · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DAOBS4DVWA67VKI6X2OVQPMU4Q}

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	2026-05-18T02:30:15.777690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

181c197075b03dfaa91ebe9d583d94e42f9ba39a2e9fd18e3e6e8aff42cf9b3b

Aliases

arxiv: 1401.0211 · arxiv_version: 1401.0211v2 · doi: 10.48550/arxiv.1401.0211 · pith_short_12: DAOBS4DVWA67 · pith_short_16: DAOBS4DVWA67VKI6 · pith_short_8: DAOBS4DV

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/DAOBS4DVWA67VKI6X2OVQPMU4Q \
  | 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: 181c197075b03dfaa91ebe9d583d94e42f9ba39a2e9fd18e3e6e8aff42cf9b3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ff34436cdbd5b64a59e36295728081709703818f515e27dd1b96d17064bc8bf",
    "cross_cats_sorted": [
      "math.ST",
      "stat.AP",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-12-31T19:53:11Z",
    "title_canon_sha256": "66e76ae6f4f6f07603f1e62c8c69e3f930ed26b6c4520f26d5293c6d5db51579"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0211",
    "kind": "arxiv",
    "version": 2
  }
}