Pith Number

pith:RVH5BJ5E

pith:2017:RVH5BJ5EY7WHKRZHAFPALFGPSL

not attested not anchored not stored refs pending

Variable selection in model-based clustering and discriminant analysis with a regularization approach

Cathy Maugis-Rabusseau, Gilles Celeux, Mohammed Sedki

arxiv:1705.00946 v1 · 2017-05-02 · stat.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RVH5BJ5EY7WHKRZHAFPALFGPSL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:45:09.286087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d4fd0a7a4c7ec754727015e0594cf92ff4df91a7c74214d5b18e4718945020f

Aliases

arxiv: 1705.00946 · arxiv_version: 1705.00946v1 · doi: 10.48550/arxiv.1705.00946 · pith_short_12: RVH5BJ5EY7WH · pith_short_16: RVH5BJ5EY7WHKRZH · pith_short_8: RVH5BJ5E

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/RVH5BJ5EY7WHKRZHAFPALFGPSL \
  | 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: 8d4fd0a7a4c7ec754727015e0594cf92ff4df91a7c74214d5b18e4718945020f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27c1b7fe4c54b2e121195fc2e21b4cb3dcd178b3d8935a6653b0b90b0e2f66b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2017-05-02T12:59:38Z",
    "title_canon_sha256": "6a130c14f06ae86bd6a644cbbc19b6b52f0348ac965d87baeeef8fab9b1f38ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00946",
    "kind": "arxiv",
    "version": 1
  }
}