Pith Number

pith:3ZHRFRZX

pith:2006:3ZHRFRZXVH5X2FBYT6KHWPAZ4P

not attested not anchored not stored refs pending

Statistical Challenges with High Dimensionality: Feature Selection in Knowledge Discovery

Jianqing Fan, Runze Li

arxiv:math/0602133 v1 · 2006-02-07 · math.ST · math.OC · 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{3ZHRFRZXVH5X2FBYT6KHWPAZ4P}

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.

Cited by

1 paper in Pith

Adaptive Elastic-Net estimation for sparse diffusion processes

Receipt and verification

First computed	2026-07-04T15:02:00.494423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de4f12c737a9fb7d14389f947b3c19e3ca646aa44cd1d7bfae4714d7b268c31b

Aliases

arxiv: math/0602133 · arxiv_version: math/0602133v1 · doi: 10.48550/arxiv.math/0602133 · pith_short_12: 3ZHRFRZXVH5X · pith_short_16: 3ZHRFRZXVH5X2FBY · pith_short_8: 3ZHRFRZX

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/3ZHRFRZXVH5X2FBYT6KHWPAZ4P \
  | 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: de4f12c737a9fb7d14389f947b3c19e3ca646aa44cd1d7bfae4714d7b268c31b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60876783098ab6b6ab14a65b64a86afd402504340476f42b66ff75abe63d907f",
    "cross_cats_sorted": [
      "math.OC",
      "stat.TH"
    ],
    "license": "",
    "primary_cat": "math.ST",
    "submitted_at": "2006-02-07T15:25:12Z",
    "title_canon_sha256": "40d35eef0fb785d2609e4bcdd914bea6594d7f5bff66ca74d2fe5f236ed1ecf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0602133",
    "kind": "arxiv",
    "version": 1
  }
}