Pith Number

pith:AC4WTV4E

pith:2009:AC4WTV4EHO3NLRNYQ2FV3GLIKA

not attested not anchored not stored refs pending

Variable selection and updating in model-based discriminant analysis for high dimensional data with food authenticity applications

Adrian E. Raftery, Nema Dean, Thomas Brendan Murphy

arxiv:0910.2585 v2 · 2009-10-14 · stat.ME · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AC4WTV4EHO3NLRNYQ2FV3GLIKA}

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	2026-05-18T04:39:49.370089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b969d7843bb6d5c5b8868b5d996850111077cd157b7d3bba1c6ca273cd51ab

Aliases

arxiv: 0910.2585 · arxiv_version: 0910.2585v2 · doi: 10.48550/arxiv.0910.2585 · pith_short_12: AC4WTV4EHO3N · pith_short_16: AC4WTV4EHO3NLRNY · pith_short_8: AC4WTV4E

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/AC4WTV4EHO3NLRNYQ2FV3GLIKA \
  | 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: 00b969d7843bb6d5c5b8868b5d996850111077cd157b7d3bba1c6ca273cd51ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01a43201426c6d7bef0651d30e462fd1e7bb8fd037e4d626801eb669b935b678",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2009-10-14T10:39:44Z",
    "title_canon_sha256": "690ea3b1766e46ac6807e5bec37505096cd327c2ae1ce80878562f2e868ab5ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2585",
    "kind": "arxiv",
    "version": 2
  }
}