Pith Number

pith:2XXODVKM

pith:2014:2XXODVKMR63TAWF5YIJQP77CWA

not attested not anchored not stored refs pending

Unsupervised learning of regression mixture models with unknown number of components

Faicel Chamroukhi

arxiv:1409.6981 v1 · 2014-09-24 · stat.ME · 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{2XXODVKMR63TAWF5YIJQP77CWA}

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	2026-05-18T02:42:00.087631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5eee1d54c8fb73058bdc21307ffe2b029792036accb60fff95f288921e075b0

Aliases

arxiv: 1409.6981 · arxiv_version: 1409.6981v1 · doi: 10.48550/arxiv.1409.6981 · pith_short_12: 2XXODVKMR63T · pith_short_16: 2XXODVKMR63TAWF5 · pith_short_8: 2XXODVKM

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/2XXODVKMR63TAWF5YIJQP77CWA \
  | 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: d5eee1d54c8fb73058bdc21307ffe2b029792036accb60fff95f288921e075b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6e3d6281bcd85bfe44dc82ac8700e3aee09d6dcff77853d2922af975e590d0",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-09-24T14:55:00Z",
    "title_canon_sha256": "d759b1ff0c6acd404eb0c9887c56b0e3cea51f06769cf4b0a713be9310cd0b52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6981",
    "kind": "arxiv",
    "version": 1
  }
}