Pith Number

pith:7NO6UWJV

pith:2022:7NO6UWJVD3BMCHQFVS6BOGYE2I

not attested not anchored not stored refs pending

Safe Screening for Logistic Regression with $\ell_0$-$\ell_2$ Regularization

Alper Atamturk, Anna Deza

arxiv:2202.00467 v1 · 2022-02-01 · stat.ML · cs.LG · 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{7NO6UWJVD3BMCHQFVS6BOGYE2I}

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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.

Cited by

1 paper in Pith

Screening Cut Generation for Sparse Ridge Regression

Receipt and verification

First computed	2026-07-05T03:53:22.259001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb5dea59351ec2c11e05acbc171b04d20fab3f2361d6a891f037568351c3f113

Aliases

arxiv: 2202.00467 · arxiv_version: 2202.00467v1 · doi: 10.48550/arxiv.2202.00467 · pith_short_12: 7NO6UWJVD3BM · pith_short_16: 7NO6UWJVD3BMCHQF · pith_short_8: 7NO6UWJV

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/7NO6UWJVD3BMCHQFVS6BOGYE2I \
  | 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: fb5dea59351ec2c11e05acbc171b04d20fab3f2361d6a891f037568351c3f113

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fad8da793628ddb4e59a67f4f0857fb3a78286e593db382c25c0f3448b86af9",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-02-01T15:25:54Z",
    "title_canon_sha256": "f5c079e3feb3eef02ae92362f3aa24477042c48bbddbb552cbfb7a24d9815624"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00467",
    "kind": "arxiv",
    "version": 1
  }
}