Pith Number

pith:VYO57IEJ

pith:2010:VYO57IEJB6KYUF3SP4OCVRWMHK

not attested not anchored not stored refs pending

Latent variable graphical model selection via convex optimization

Alan S. Willsky, Pablo A. Parrilo, Venkat Chandrasekaran

arxiv:1008.1290 v2 · 2010-08-06 · math.ST · math.OC · 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{VYO57IEJB6KYUF3SP4OCVRWMHK}

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	2026-05-18T03:41:42.331582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae1ddfa0890f958a17727f1c2ac6cc3a9443a6c416247b42627b53bd7f31bbc2

Aliases

arxiv: 1008.1290 · arxiv_version: 1008.1290v2 · doi: 10.48550/arxiv.1008.1290 · pith_short_12: VYO57IEJB6KY · pith_short_16: VYO57IEJB6KYUF3S · pith_short_8: VYO57IEJ

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/VYO57IEJB6KYUF3SP4OCVRWMHK \
  | 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: ae1ddfa0890f958a17727f1c2ac6cc3a9443a6c416247b42627b53bd7f31bbc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6749a5df3643a162c4ce0cfda5f5dfc0895515b5e76a3ffb16cf6a577fa97337",
    "cross_cats_sorted": [
      "math.OC",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-08-06T23:23:05Z",
    "title_canon_sha256": "8ab583e445625023ac999272b677cfb0702ef1296ecdda324cc97ce5b2000355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1290",
    "kind": "arxiv",
    "version": 2
  }
}