Pith Number

pith:JHIVY44Q

pith:2010:JHIVY44Q7IYF7HF545CEIWDZIQ

not attested not anchored not stored refs pending

Penalized variable selection procedure for Cox models with semiparametric relative risk

Hua Liang, Pang Du, Shuangge Ma

arxiv:1010.3855 v1 · 2010-10-19 · 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{JHIVY44Q7IYF7HF545CEIWDZIQ}

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	2026-05-18T04:39:07.431179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49d15c7390fa305f9cbde7444458794404f2063a241b87db7680e5077f003202

Aliases

arxiv: 1010.3855 · arxiv_version: 1010.3855v1 · doi: 10.48550/arxiv.1010.3855 · pith_short_12: JHIVY44Q7IYF · pith_short_16: JHIVY44Q7IYF7HF5 · pith_short_8: JHIVY44Q

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/JHIVY44Q7IYF7HF545CEIWDZIQ \
  | 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: 49d15c7390fa305f9cbde7444458794404f2063a241b87db7680e5077f003202

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d63574d5f8b81ed2f91ae4ade0cfa8902ec4b83ad7e9844f762a856723f334b5",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-10-19T11:16:40Z",
    "title_canon_sha256": "302a3b47e61034054a9f86a14cc5441923965f8352461ed6a9c3d2240412f877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3855",
    "kind": "arxiv",
    "version": 1
  }
}