Pith Number

pith:SCK7SPWV

pith:2013:SCK7SPWV5NVZK3YYJLAG4VZ5ZL

not attested not anchored not stored refs pending

Quantile-adaptive model-free variable screening for high-dimensional heterogeneous data

Hyokyoung Grace Hong, Lan Wang, Xuming He

arxiv:1304.2186 v2 · 2013-04-08 · 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{SCK7SPWV5NVZK3YYJLAG4VZ5ZL}

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	2026-05-18T03:05:01.467117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9095f93ed5eb6b956f184ac06e573dcad4816061aa090cf3e574d83b4e4ea867

Aliases

arxiv: 1304.2186 · arxiv_version: 1304.2186v2 · doi: 10.48550/arxiv.1304.2186 · pith_short_12: SCK7SPWV5NVZ · pith_short_16: SCK7SPWV5NVZK3YY · pith_short_8: SCK7SPWV

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/SCK7SPWV5NVZK3YYJLAG4VZ5ZL \
  | 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: 9095f93ed5eb6b956f184ac06e573dcad4816061aa090cf3e574d83b4e4ea867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00a6ca932354a55b9c3c03fffe7650e282bb7868ea4685442220358f0211042f",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-04-08T12:35:06Z",
    "title_canon_sha256": "a3bddde25d43796156acb56542c278c7f6c6f6af08687895ab3256a18c9bb0ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2186",
    "kind": "arxiv",
    "version": 2
  }
}