Pith Number

pith:5CMN4GL6

pith:2012:5CMN4GL6HPOI52KF764VI3H6FX

not attested not anchored not stored refs pending

A Method of Moments for Mixture Models and Hidden Markov Models

Animashree Anandkumar, Daniel Hsu, Sham M. Kakade

arxiv:1203.0683 v3 · 2012-03-03 · 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{5CMN4GL6HPOI52KF764VI3H6FX}

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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.

Cited by

1 paper in Pith

Concrete Problems in AI Safety

Receipt and verification

First computed	2026-05-18T03:46:06.944821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e898de197e3bdc8ee945ffb9546cfe2dd01da77dc95633d1af59162aa4973293

Aliases

arxiv: 1203.0683 · arxiv_version: 1203.0683v3 · doi: 10.48550/arxiv.1203.0683 · pith_short_12: 5CMN4GL6HPOI · pith_short_16: 5CMN4GL6HPOI52KF · pith_short_8: 5CMN4GL6

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/5CMN4GL6HPOI52KF764VI3H6FX \
  | 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: e898de197e3bdc8ee945ffb9546cfe2dd01da77dc95633d1af59162aa4973293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30e50050eccedf39589e194189ece5230fa3da5cd1c99d0dea002fccc82580a4",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-03-03T20:55:54Z",
    "title_canon_sha256": "90feb07fa67498cea74f6db8ffe00a89b2b0e943488615b3ed43e0be014d781b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0683",
    "kind": "arxiv",
    "version": 3
  }
}