Pith Number

pith:CWVXFECZ

pith:2019:CWVXFECZN6ZLZRUTVK6WFKS4R3

not attested not anchored not stored refs pending

Penalized linear regression with high-dimensional pairwise screening

Kai Zhang, Siliang Gong, Yufeng Liu

arxiv:1902.03308 v1 · 2019-02-08 · 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{CWVXFECZN6ZLZRUTVK6WFKS4R3}

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	2026-05-17T23:54:21.285360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ab7290596fb2bcc693aabd62aa5c8ee52b2add962271ba4e332d8e8b3f12e4

Aliases

arxiv: 1902.03308 · arxiv_version: 1902.03308v1 · doi: 10.48550/arxiv.1902.03308 · pith_short_12: CWVXFECZN6ZL · pith_short_16: CWVXFECZN6ZLZRUT · pith_short_8: CWVXFECZ

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/CWVXFECZN6ZLZRUTVK6WFKS4R3 \
  | 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: 15ab7290596fb2bcc693aabd62aa5c8ee52b2add962271ba4e332d8e8b3f12e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2fc1c63fa9db5568c44d85ecddb6f28d3e610aedda8085bef33bf16d0cada7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-02-08T22:15:39Z",
    "title_canon_sha256": "fdf05da371ade7f204c9a60619db386548068f1a6fdbc5d9dbd8bf272278f252"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03308",
    "kind": "arxiv",
    "version": 1
  }
}