Pith Number

pith:PBQFIFCZ

pith:2017:PBQFIFCZV3QZTNHRTSGPC7JPRI

not attested not anchored not stored refs pending

Efficient Test-based Variable Selection for High-dimensional Linear Models

Kai Zhang, Siliang Gong, Yufeng Liu

arxiv:1706.03462 v2 · 2017-06-12 · 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{PBQFIFCZV3QZTNHRTSGPC7JPRI}

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	2026-05-18T00:24:42.777184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7860541459aee199b4f19c8cf17d2f8a02e3deebdeac0166c4999c47e93977a3

Aliases

arxiv: 1706.03462 · arxiv_version: 1706.03462v2 · doi: 10.48550/arxiv.1706.03462 · pith_short_12: PBQFIFCZV3QZ · pith_short_16: PBQFIFCZV3QZTNHR · pith_short_8: PBQFIFCZ

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/PBQFIFCZV3QZTNHRTSGPC7JPRI \
  | 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: 7860541459aee199b4f19c8cf17d2f8a02e3deebdeac0166c4999c47e93977a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c70a2b838a53780ff2243ab637e758c9ed8ef12995def4364b476f760af84b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-06-12T04:17:25Z",
    "title_canon_sha256": "af3d8f6f879cae4ac7cc8c3d211ec711443630c194ad8636bc22aa949440edaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03462",
    "kind": "arxiv",
    "version": 2
  }
}