Pith Number

pith:36OHXGHA

pith:2013:36OHXGHAXP4ZV3SF3MZYOHT5P6

not attested not anchored not stored refs pending

When Does More Regularization Imply Fewer Degrees of Freedom? Sufficient Conditions and Counter Examples from Lasso and Ridge Regression

Saharon Rosset, Shachar Kaufman

arxiv:1311.2791 v1 · 2013-11-12 · math.ST · stat.ML · 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{36OHXGHAXP4ZV3SF3MZYOHT5P6}

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	2026-05-18T03:07:21.874392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df9c7b98e0bbf99aee45db33871e7d7f9502a783d2ec0689a10fae53a2425743

Aliases

arxiv: 1311.2791 · arxiv_version: 1311.2791v1 · doi: 10.48550/arxiv.1311.2791 · pith_short_12: 36OHXGHAXP4Z · pith_short_16: 36OHXGHAXP4ZV3SF · pith_short_8: 36OHXGHA

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/36OHXGHAXP4ZV3SF3MZYOHT5P6 \
  | 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: df9c7b98e0bbf99aee45db33871e7d7f9502a783d2ec0689a10fae53a2425743

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e48eb4f044494cf0ba28b22643905ac8626155aa6b04fcf156c87a9af8c4af",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-11-12T14:29:32Z",
    "title_canon_sha256": "ec34e7cb11e6f58a07011c19061fec647eea34a73ab0d5897da71bf6e4f57b9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2791",
    "kind": "arxiv",
    "version": 1
  }
}