Pith Number

pith:W4JA55VR

pith:2011:W4JA55VRAJZEZYTAXN2KLYMJSF

not attested not anchored not stored refs pending

Robust Parametric Classification and Variable Selection by a Minimum Distance Criterion

David W. Scott, Eric C. Chi

arxiv:1109.6090 v3 · 2011-09-28 · stat.ME · stat.CO · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4JA55VRAJZEZYTAXN2KLYMJSF}

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	2026-05-18T02:58:32.986820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7120ef6b102724ce260bb74a5e1899164864e3ab9f8fd34cb19aef2d122f2aa

Aliases

arxiv: 1109.6090 · arxiv_version: 1109.6090v3 · doi: 10.48550/arxiv.1109.6090 · pith_short_12: W4JA55VRAJZE · pith_short_16: W4JA55VRAJZEZYTA · pith_short_8: W4JA55VR

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/W4JA55VRAJZEZYTAXN2KLYMJSF \
  | 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: b7120ef6b102724ce260bb74a5e1899164864e3ab9f8fd34cb19aef2d122f2aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "466064b1e46b423072e14d05af629d306fb94135c6c5a2f9e0c269fe75d4b132",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-09-28T04:09:37Z",
    "title_canon_sha256": "d62286bf28ad113abb70406f251941f91f7f37716cf777e0c454c459917c92fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6090",
    "kind": "arxiv",
    "version": 3
  }
}