Pith Number

pith:IFSHLJNH

pith:2010:IFSHLJNHCFO6C47AI4Q5FETAR4

not attested not anchored not stored refs pending

Clustering and variable selection for categorical multivariate data

Dominique Bontemps (IMT), Wilson Toussile

arxiv:1002.1142 v3 · 2010-02-05 · 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{IFSHLJNHCFO6C47AI4Q5FETAR4}

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	2026-05-18T02:56:52.360299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416475a5a7115de173e04721d292608f0f6cf508ddd9b52ee0bd55d2a71fd15e

Aliases

arxiv: 1002.1142 · arxiv_version: 1002.1142v3 · doi: 10.48550/arxiv.1002.1142 · pith_short_12: IFSHLJNHCFO6 · pith_short_16: IFSHLJNHCFO6C47A · pith_short_8: IFSHLJNH

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/IFSHLJNHCFO6C47AI4Q5FETAR4 \
  | 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: 416475a5a7115de173e04721d292608f0f6cf508ddd9b52ee0bd55d2a71fd15e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b990d1c9e69eca632e088c337f186dd33d4352043aca27710b73a6c5ab7aba84",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-02-05T07:40:26Z",
    "title_canon_sha256": "cbe7e572fd2fef1b7cbde14b72492bb69e168136d7a03149d7ae49e8032c2678"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1142",
    "kind": "arxiv",
    "version": 3
  }
}