Pith Number

pith:W2ZQSBGN

pith:2012:W2ZQSBGNPJAISPF44L5BE2QBJI

not attested not anchored not stored refs pending

Path Following and Empirical Bayes Model Selection for Sparse Regression

Artin Armagan, David B. Dunson, Hua Zhou

arxiv:1201.3528 v1 · 2012-01-17 · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2ZQSBGNPJAISPF44L5BE2QBJI}

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	2026-05-18T04:04:29.037006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b30904cd7a40893cbce2fa126a014a36acd453745a5b0aea1d14e76ca26bff

Aliases

arxiv: 1201.3528 · arxiv_version: 1201.3528v1 · doi: 10.48550/arxiv.1201.3528 · pith_short_12: W2ZQSBGNPJAI · pith_short_16: W2ZQSBGNPJAISPF4 · pith_short_8: W2ZQSBGN

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/W2ZQSBGNPJAISPF44L5BE2QBJI \
  | 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: b6b30904cd7a40893cbce2fa126a014a36acd453745a5b0aea1d14e76ca26bff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cafe748d184d67911e98f3c4d9b99a419dbe65f0a754edc748850f0804e85a7",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2012-01-17T15:18:25Z",
    "title_canon_sha256": "ee5c7eb7750a0e3744aad994129889b1c7d5da45295ba9b6065f1fb9c807bd40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3528",
    "kind": "arxiv",
    "version": 1
  }
}