Pith Number

pith:LIMVX77C

pith:2013:LIMVX77CJBVT5KBGGGHUAHNDJL

not attested not anchored not stored refs pending

A Two-round Variant of EM for Gaussian Mixtures

Leonard Schulman, Sanjoy Dasgupta

arxiv:1301.3850 v1 · 2013-01-16 · 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{LIMVX77CJBVT5KBGGGHUAHNDJL}

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	2026-05-18T03:36:15.359881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a195bffe2486b3ea826318f401da34aed8c82068a06a2685ea9297b0079c39a

Aliases

arxiv: 1301.3850 · arxiv_version: 1301.3850v1 · doi: 10.48550/arxiv.1301.3850 · pith_short_12: LIMVX77CJBVT · pith_short_16: LIMVX77CJBVT5KBG · pith_short_8: LIMVX77C

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/LIMVX77CJBVT5KBGGGHUAHNDJL \
  | 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: 5a195bffe2486b3ea826318f401da34aed8c82068a06a2685ea9297b0079c39a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f8a3468b4e09ea751d7856dab51af3263fd11e784f19995542f3938e4e319a0",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-01-16T15:49:50Z",
    "title_canon_sha256": "6918a56bde5baf01d4c71f3d1e3874c1b0728c042367809fad56abcedf2146e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3850",
    "kind": "arxiv",
    "version": 1
  }
}