Pith Number

pith:ICWGTBCC

pith:2017:ICWGTBCCWSYCNDEBGVJTN5ZKUH

not attested not anchored not stored refs pending

Variable selection in multivariate linear models with high-dimensional covariance matrix estimation

C\'eline L\'evy-Leduc, Julien Chiquet, Laure Sansonnet, Marie Perrot-Dock\`es

arxiv:1707.04145 v1 · 2017-07-13 · math.ST · stat.TH

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ICWGTBCCWSYCNDEBGVJTN5ZKUH}

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	2026-05-18T00:40:22.532001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40ac698442b4b0268c81355336f72aa1d5c2418289a3fd8b638d6784fe9c1387

Aliases

arxiv: 1707.04145 · arxiv_version: 1707.04145v1 · doi: 10.48550/arxiv.1707.04145 · pith_short_12: ICWGTBCCWSYC · pith_short_16: ICWGTBCCWSYCNDEB · pith_short_8: ICWGTBCC

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/ICWGTBCCWSYCNDEBGVJTN5ZKUH \
  | 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: 40ac698442b4b0268c81355336f72aa1d5c2418289a3fd8b638d6784fe9c1387

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88a21fa05bb5a616e4d295d07880346bfddebf357d19b400a1def09881b97165",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-07-13T14:31:42Z",
    "title_canon_sha256": "80ce58a9b36aecff2de159367a8f565537a26f0cf84a4c26bd90f8f25436e24f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04145",
    "kind": "arxiv",
    "version": 1
  }
}