Pith Number

pith:4ND2GMCP

pith:2015:4ND2GMCPAMCQM44CJGDY6IE5XK

not attested not anchored not stored refs pending

EM Algorithms for Weighted-Data Clustering with Application to Audio-Visual Scene Analysis

Florence Forbes, Israel D. Gebru, Radu Horaud, Xavier Alameda-Pineda

arxiv:1509.01509 v2 · 2015-09-04 · cs.CV · 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{4ND2GMCPAMCQM44CJGDY6IE5XK}

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	2026-05-18T00:51:58.248304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e347a3304f030506738249878f209dba947772bfd87c2ff53ffa320595e97c61

Aliases

arxiv: 1509.01509 · arxiv_version: 1509.01509v2 · doi: 10.48550/arxiv.1509.01509 · pith_short_12: 4ND2GMCPAMCQ · pith_short_16: 4ND2GMCPAMCQM44C · pith_short_8: 4ND2GMCP

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/4ND2GMCPAMCQM44CJGDY6IE5XK \
  | 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: e347a3304f030506738249878f209dba947772bfd87c2ff53ffa320595e97c61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e45ce5372629b776d23c8ecdffc38079ef178b602dc1d9f811f3ef9aac6b3728",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-09-04T15:51:17Z",
    "title_canon_sha256": "5922bd80b9088199ae13f28b07b55711f015f283983f69a7907ed5c3978fd9a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01509",
    "kind": "arxiv",
    "version": 2
  }
}