Pith Number

pith:2QVMS5MT

pith:2011:2QVMS5MTBEUNNDIEMD73GSG5NS

not attested not anchored not stored refs pending

Conditional Density Estimation by Penalized Likelihood Model Selection and Applications

Erwan Le Pennec (INRIA Saclay - Ile de France, LM-Orsay), Serge Cohen

arxiv:1103.2021 v5 · 2011-03-10 · 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{2QVMS5MTBEUNNDIEMD73GSG5NS}

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	2026-05-18T03:51:25.719749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d42ac975930928d68d0460ffb348dd6ca684ce6c1dd5f31b73598993fec337c6

Aliases

arxiv: 1103.2021 · arxiv_version: 1103.2021v5 · doi: 10.48550/arxiv.1103.2021 · pith_short_12: 2QVMS5MTBEUN · pith_short_16: 2QVMS5MTBEUNNDIE · pith_short_8: 2QVMS5MT

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/2QVMS5MTBEUNNDIEMD73GSG5NS \
  | 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: d42ac975930928d68d0460ffb348dd6ca684ce6c1dd5f31b73598993fec337c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a3cf5efb5061101bd0a49218939e4a8bc17bc3c38aeb8234aa84da1e1fcdf07",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-03-10T13:01:11Z",
    "title_canon_sha256": "6c862c9f6cdaeb014ea26de05e1561947194feecb0980ddf785899842744fb82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2021",
    "kind": "arxiv",
    "version": 5
  }
}