Pith Number

pith:NDWKUSKR

pith:2013:NDWKUSKRCQGFUIWO7WWTJBLVWL

not attested not anchored not stored refs pending

High dimensional Sparse Gaussian Graphical Mixture Model

Anani Lotsi, Ernst Wit

arxiv:1308.3381 v3 · 2013-08-15 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDWKUSKRCQGFUIWO7WWTJBLVWL}

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	2026-05-18T03:11:12.631331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68ecaa4951140c5a22cefdad348575b2c1a2d6db4594294f6c4008a42a598559

Aliases

arxiv: 1308.3381 · arxiv_version: 1308.3381v3 · doi: 10.48550/arxiv.1308.3381 · pith_short_12: NDWKUSKRCQGF · pith_short_16: NDWKUSKRCQGFUIWO · pith_short_8: NDWKUSKR

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/NDWKUSKRCQGFUIWO7WWTJBLVWL \
  | 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: 68ecaa4951140c5a22cefdad348575b2c1a2d6db4594294f6c4008a42a598559

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f3b1575ac812a4d68972ef34c9d9380806d55dd9aabcb0818bcaf5cbb00ef06",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-08-15T13:17:47Z",
    "title_canon_sha256": "7d44ed279e2a65207c7b1748d673e0cea36cccb1c66f20eb596958cf47ea8aec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3381",
    "kind": "arxiv",
    "version": 3
  }
}