Pith Number

pith:KTT3FUGN

pith:2018:KTT3FUGN7JFEFQGBSNI2M3JE2M

not attested not anchored not stored refs pending

On the Behavior of the Expectation-Maximization Algorithm for Mixture Models

Babak Barazandeh, Meisam Razaviyayn

arxiv:1809.08705 v1 · 2018-09-24 · 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{KTT3FUGN7JFEFQGBSNI2M3JE2M}

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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.

Receipt and verification

First computed	2026-05-18T00:05:03.777229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54e7b2d0cdfa4a42c0c19351a66d24d334ffe6492f9eb7016e2b3cc64ace5b23

Aliases

arxiv: 1809.08705 · arxiv_version: 1809.08705v1 · doi: 10.48550/arxiv.1809.08705 · pith_short_12: KTT3FUGN7JFE · pith_short_16: KTT3FUGN7JFEFQGB · pith_short_8: KTT3FUGN

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/KTT3FUGN7JFEFQGBSNI2M3JE2M \
  | 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: 54e7b2d0cdfa4a42c0c19351a66d24d334ffe6492f9eb7016e2b3cc64ace5b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bf2659b03b62e3db7d13f5d50227ac7425315aea3a94ceedc0077f2d92a7fc8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-24T00:12:28Z",
    "title_canon_sha256": "768275789655e4632095f07a54519ba76b4af449a4571b8bbacf3cd3b771c32c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08705",
    "kind": "arxiv",
    "version": 1
  }
}