Pith Number

pith:MGXKW4SY

pith:2013:MGXKW4SY7NHAFSDBYYNMBUGJ3T

not attested not anchored not stored refs pending

Learning Gaussian Graphical Models with Observed or Latent FVSs

Alan S. Willsky, Ying Liu

arxiv:1311.2241 v1 · 2013-11-10 · cs.LG · 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{MGXKW4SY7NHAFSDBYYNMBUGJ3T}

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	2026-05-18T03:07:33.177214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61aeab7258fb4e02c861c61ac0d0c9dcd40759524d34cc200860f51f963a64f8

Aliases

arxiv: 1311.2241 · arxiv_version: 1311.2241v1 · doi: 10.48550/arxiv.1311.2241 · pith_short_12: MGXKW4SY7NHA · pith_short_16: MGXKW4SY7NHAFSDB · pith_short_8: MGXKW4SY

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/MGXKW4SY7NHAFSDBYYNMBUGJ3T \
  | 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: 61aeab7258fb4e02c861c61ac0d0c9dcd40759524d34cc200860f51f963a64f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65e5b4d6523fe4f5d087695373969836f3809ddd814a2c30094fdaf81c018c33",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-11-10T02:39:48Z",
    "title_canon_sha256": "41f33e73af7e803f5d09aa7577a70b09ed91413efd53cb67cfc6914afcbec575"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2241",
    "kind": "arxiv",
    "version": 1
  }
}