Pith Number

pith:HDGUSN3Y

pith:2016:HDGUSN3YS43SXHPAYF2TPNSH3M

not attested not anchored not stored refs pending

A constrained L1 minimization approach for estimating multiple Sparse Gaussian or Nonparanormal Graphical Models

Beilun Wang, Ritambhara Singh, Yanjun Qi

arxiv:1605.03468 v6 · 2016-05-11 · cs.LG · cs.AI · 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{HDGUSN3YS43SXHPAYF2TPNSH3M}

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	2026-05-18T00:35:05.429590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38cd49377897372b9de0c17537b647db3ed4187bdb2016f0e28395fe16baec24

Aliases

arxiv: 1605.03468 · arxiv_version: 1605.03468v6 · doi: 10.48550/arxiv.1605.03468 · pith_short_12: HDGUSN3YS43S · pith_short_16: HDGUSN3YS43SXHPA · pith_short_8: HDGUSN3Y

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/HDGUSN3YS43SXHPAYF2TPNSH3M \
  | 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: 38cd49377897372b9de0c17537b647db3ed4187bdb2016f0e28395fe16baec24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ae44ef4d8dc5125ceefdd4aa6253f04086d408d0598ad558591712b9105701f",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-05-11T14:54:44Z",
    "title_canon_sha256": "ac209c66efe95841ded35e8de121dd498e895bed87a169a0149e0f323e7dc5ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03468",
    "kind": "arxiv",
    "version": 6
  }
}