Pith Number

pith:STSN63FX

pith:2011:STSN63FXOR6MKVFKQA334JTB3L

not attested not anchored not stored refs pending

Scaled Sparse Linear Regression

Cun-Hui Zhang, Tingni Sun

arxiv:1104.4595 v2 · 2011-04-24 · stat.ML · math.ST · 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{STSN63FXOR6MKVFKQA334JTB3L}

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	2026-05-18T03:53:05.122048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94e4df6cb7747cc554aa8037be2661daf86a809762ba81f631c6eb3f4fa39346

Aliases

arxiv: 1104.4595 · arxiv_version: 1104.4595v2 · doi: 10.48550/arxiv.1104.4595 · pith_short_12: STSN63FXOR6M · pith_short_16: STSN63FXOR6MKVFK · pith_short_8: STSN63FX

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/STSN63FXOR6MKVFKQA334JTB3L \
  | 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: 94e4df6cb7747cc554aa8037be2661daf86a809762ba81f631c6eb3f4fa39346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a94910b979e94d9275b08047cea775615cc6ac13060f43bcb938cca858090bf3",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-04-24T00:03:25Z",
    "title_canon_sha256": "030e3e24487ecc2dee02d7efdbbb2b435ca359fae6ac3a13987e759ffa8cba45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4595",
    "kind": "arxiv",
    "version": 2
  }
}