Pith Number

pith:WV4A2S7G

pith:2011:WV4A2S7GUDMO5OPF7WKYYJOWS6

not attested not anchored not stored refs pending

Theoretical Properties of the Overlapping Groups Lasso

Daniel Percival

arxiv:1103.4614 v2 · 2011-03-23 · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WV4A2S7GUDMO5OPF7WKYYJOWS6}

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	2026-05-18T04:08:34.735264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5780d4be6a0d8eeb9e5fd958c25d69795a2dad751201f4e39891b98d163d5a2

Aliases

arxiv: 1103.4614 · arxiv_version: 1103.4614v2 · doi: 10.48550/arxiv.1103.4614 · pith_short_12: WV4A2S7GUDMO · pith_short_16: WV4A2S7GUDMO5OPF · pith_short_8: WV4A2S7G

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/WV4A2S7GUDMO5OPF7WKYYJOWS6 \
  | 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: b5780d4be6a0d8eeb9e5fd958c25d69795a2dad751201f4e39891b98d163d5a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e002836bb1e123adf754e669c16f75ac12a3e9798952e4e37401789f69e4c96d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-03-23T20:01:04Z",
    "title_canon_sha256": "30ed92ea4925498f24b605947b3d8bdbd39d6463f008d96f18bf175ff186bc77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4614",
    "kind": "arxiv",
    "version": 2
  }
}