Pith Number

pith:Q4CH3K67

pith:2013:Q4CH3K67WTWVPVCSX673GV3O3Q

not attested not anchored not stored refs pending

Variable Selection for Survival Data with A Class of Adaptive Elastic Net Techniques

J. Ewart H. Shaw, Md Hasinur Rahaman Khan

arxiv:1312.2079 v1 · 2013-12-07 · 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{Q4CH3K67WTWVPVCSX673GV3O3Q}

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	2026-05-18T03:05:17.387840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87047dabdfb4ed57d452bfbfb3576edc1180a09a38a5246fdd1c3fa96589c537

Aliases

arxiv: 1312.2079 · arxiv_version: 1312.2079v1 · doi: 10.48550/arxiv.1312.2079 · pith_short_12: Q4CH3K67WTWV · pith_short_16: Q4CH3K67WTWVPVCS · pith_short_8: Q4CH3K67

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/Q4CH3K67WTWVPVCSX673GV3O3Q \
  | 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: 87047dabdfb4ed57d452bfbfb3576edc1180a09a38a5246fdd1c3fa96589c537

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7b93f7808f17f1b19ba2484840efe74596a0dad44feb5647d4997f9fc1d6006",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-12-07T10:03:14Z",
    "title_canon_sha256": "aa7a774c4e0d99dacde12fdaca79014f63d4e72d380c3a3b338d61de6a9c501a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2079",
    "kind": "arxiv",
    "version": 1
  }
}