Pith Number

pith:MQUAF5SC

pith:2012:MQUAF5SCARFJHN6UGQDK2VSFKT

not attested not anchored not stored refs pending

Learning Loosely Connected Markov Random Fields

Jian Ni, R. Srikant, Rui Wu

arxiv:1204.5540 v3 · 2012-04-25 · 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{MQUAF5SCARFJHN6UGQDK2VSFKT}

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	2026-05-18T03:00:13.021135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

642802f642044a93b7d43406ad564554f9378e3af6a4ee051738f113950af836

Aliases

arxiv: 1204.5540 · arxiv_version: 1204.5540v3 · doi: 10.48550/arxiv.1204.5540 · pith_short_12: MQUAF5SCARFJ · pith_short_16: MQUAF5SCARFJHN6U · pith_short_8: MQUAF5SC

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/MQUAF5SCARFJHN6UGQDK2VSFKT \
  | 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: 642802f642044a93b7d43406ad564554f9378e3af6a4ee051738f113950af836

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb6ced0e7d5d22e14450a23b9ec16b3f7e6d840d92e894d850de42d1e08febbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2012-04-25T02:39:40Z",
    "title_canon_sha256": "667f1b901edc5468ff51fed53db8475662c32dbba22bbfd74da5001eb329467e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5540",
    "kind": "arxiv",
    "version": 3
  }
}