Pith Number

pith:ZBHS7FLI

pith:2013:ZBHS7FLIPPA2Q2FWFZLY2UHDH3

not attested not anchored not stored refs pending

Node-Based Learning of Multiple Gaussian Graphical Models

Daniela Witten, Karthik Mohan, Maryam Fazel, Palma London, Su-In Lee

arxiv:1303.5145 v4 · 2013-03-21 · stat.ML · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBHS7FLIPPA2Q2FWFZLY2UHDH3}

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	2026-05-18T03:01:24.377815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c84f2f95687bc1a868b62e578d50e33ef7a7bae50a94266d689499b87109cf6f

Aliases

arxiv: 1303.5145 · arxiv_version: 1303.5145v4 · doi: 10.48550/arxiv.1303.5145 · pith_short_12: ZBHS7FLIPPA2 · pith_short_16: ZBHS7FLIPPA2Q2FW · pith_short_8: ZBHS7FLI

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/ZBHS7FLIPPA2Q2FWFZLY2UHDH3 \
  | 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: c84f2f95687bc1a868b62e578d50e33ef7a7bae50a94266d689499b87109cf6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c76774d982ff7bd0de0bf1e7698024e039864d8a9c24117d2eb372fb7c61bdbb",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-03-21T02:10:10Z",
    "title_canon_sha256": "121a1eb957f1fa2db1f94026d6171a20e4165eff703bbba2eda2942b8cf216f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5145",
    "kind": "arxiv",
    "version": 4
  }
}