Pith Number

pith:WQVXHN5G

pith:2012:WQVXHN5G6QBMFGSHK6GUE2OYXT

not attested not anchored not stored refs pending

Discussion: Latent variable graphical model selection via convex optimization

Martin J. Wainwright

arxiv:1211.0808 v1 · 2012-11-05 · math.ST · cs.LG · stat.ML · 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{WQVXHN5G6QBMFGSHK6GUE2OYXT}

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	2026-05-18T03:41:31.477229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b42b73b7a6f402c29a47578d4269d8bcc6d7e98ce6544c3dc118dcdb3f9bdc51

Aliases

arxiv: 1211.0808 · arxiv_version: 1211.0808v1 · doi: 10.48550/arxiv.1211.0808 · pith_short_12: WQVXHN5G6QBM · pith_short_16: WQVXHN5G6QBMFGSH · pith_short_8: WQVXHN5G

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/WQVXHN5G6QBMFGSHK6GUE2OYXT \
  | 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: b42b73b7a6f402c29a47578d4269d8bcc6d7e98ce6544c3dc118dcdb3f9bdc51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58a71fb55281175db8ea76e2209974cac8c4efa3f78ee72e27f71f0d58e0ebdb",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-11-05T09:59:33Z",
    "title_canon_sha256": "4c7273a0674a59252cd35d3a0f6b6a2961a3b26335525b13163a987aab8fd0a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0808",
    "kind": "arxiv",
    "version": 1
  }
}