Pith Number

pith:RSY4EFRU

pith:2015:RSY4EFRUIH3VJJ5AF3JYPZOKD6

not attested not anchored not stored refs pending

Adaptive estimation of the baseline hazard function in the Cox model by model selection, with high-dimensional covariates

Agathe Guilloux (LSTA), LaMME), Marie-Luce Taupin (Unit\'e MIAJ, Sarah Lemler (LaMME)

arxiv:1503.00226 v2 · 2015-03-01 · math.ST · stat.AP · 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{RSY4EFRUIH3VJJ5AF3JYPZOKD6}

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	2026-05-18T02:25:48.541626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cb1c2163441f754a7a02ed387e5ca1fbf85f6f89076e3b23c0492801319746d

Aliases

arxiv: 1503.00226 · arxiv_version: 1503.00226v2 · doi: 10.48550/arxiv.1503.00226 · pith_short_12: RSY4EFRUIH3V · pith_short_16: RSY4EFRUIH3VJJ5A · pith_short_8: RSY4EFRU

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/RSY4EFRUIH3VJJ5AF3JYPZOKD6 \
  | 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: 8cb1c2163441f754a7a02ed387e5ca1fbf85f6f89076e3b23c0492801319746d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "595cd2e49b3d09603197ecc5adfa884fbaa01fc84f80e5a9a957c8e8818c0cb8",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-03-01T07:22:08Z",
    "title_canon_sha256": "5d255fa9a0be811f1aa05ac0c1d6221085c41193dfabf646fb8bde395dd98d85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00226",
    "kind": "arxiv",
    "version": 2
  }
}