Pith Number

pith:4T6QMPSV

pith:2013:4T6QMPSVDH72QWPREMZYPU2GCU

not attested not anchored not stored refs pending

Marginal empirical likelihood and sure independence feature screening

Cheng Yong Tang, Jinyuan Chang, Yichao Wu

arxiv:1306.4408 v3 · 2013-06-19 · math.ST · 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{4T6QMPSVDH72QWPREMZYPU2GCU}

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	2026-05-18T03:07:54.523233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4fd063e5519ffa859f1233387d34615000df601e89dc80fde8ddb98912fdcda

Aliases

arxiv: 1306.4408 · arxiv_version: 1306.4408v3 · doi: 10.48550/arxiv.1306.4408 · pith_short_12: 4T6QMPSVDH72 · pith_short_16: 4T6QMPSVDH72QWPR · pith_short_8: 4T6QMPSV

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/4T6QMPSVDH72QWPREMZYPU2GCU \
  | 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: e4fd063e5519ffa859f1233387d34615000df601e89dc80fde8ddb98912fdcda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b33ecd64ca8b3b3ca2ab145decc7d923eb0ac2c56176d9a9cb4c0c84064fe574",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-06-19T01:36:19Z",
    "title_canon_sha256": "2746087cd0deac9182a2cfe627d173f12ff9c19b583c40e0569218c5bdd2f9f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4408",
    "kind": "arxiv",
    "version": 3
  }
}