Pith Number

pith:FCBYXYLH

pith:2012:FCBYXYLHVK2ZNRR6OC7MJZLV4H

not attested not anchored not stored refs pending

Alternating Direction Methods for Latent Variable Gaussian Graphical Model Selection

Hui Zou, Lingzhou Xue, Shiqian Ma

arxiv:1206.1275 v2 · 2012-06-06 · math.OC · 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{FCBYXYLHVK2ZNRR6OC7MJZLV4H}

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	2026-05-18T03:44:46.930190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28838be167aab596c63e70bec4e575e1ce77cc3e39173dd70e4afe3bdde5a441

Aliases

arxiv: 1206.1275 · arxiv_version: 1206.1275v2 · doi: 10.48550/arxiv.1206.1275 · pith_short_12: FCBYXYLHVK2Z · pith_short_16: FCBYXYLHVK2ZNRR6 · pith_short_8: FCBYXYLH

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/FCBYXYLHVK2ZNRR6OC7MJZLV4H \
  | 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: 28838be167aab596c63e70bec4e575e1ce77cc3e39173dd70e4afe3bdde5a441

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19307de032542fec7cb2240b49aeda301f2cb5e5e132b9b3f13ea253e095c782",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-06-06T16:51:40Z",
    "title_canon_sha256": "e39e912ca475d033f1e3a91e5ee7aef2ed0fa786e5e29978c7cdf9eda816c5c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1275",
    "kind": "arxiv",
    "version": 2
  }
}