Pith Number

pith:BFBSIQUB

pith:2018:BFBSIQUBMTT5ZZVO5WEWNI3YTM

not attested not anchored not stored refs pending

Semi-supervised dual graph regularized dictionary learning

Fred-Maurice Ngole-Mboula, Jean-Luc Starck, Khanh-Hung Tran

arxiv:1812.04456 v1 · 2018-12-11 · 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{BFBSIQUBMTT5ZZVO5WEWNI3YTM}

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	2026-05-17T23:58:32.036788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094324428164e7dce6aeed8966a3789b0a94ea5da1067ed51bf434d0c7bf1db4

Aliases

arxiv: 1812.04456 · arxiv_version: 1812.04456v1 · doi: 10.48550/arxiv.1812.04456 · pith_short_12: BFBSIQUBMTT5 · pith_short_16: BFBSIQUBMTT5ZZVO · pith_short_8: BFBSIQUB

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/BFBSIQUBMTT5ZZVO5WEWNI3YTM \
  | 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: 094324428164e7dce6aeed8966a3789b0a94ea5da1067ed51bf434d0c7bf1db4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e1752ac26485bc0f2c8b4f92fc50c0ed7100f480faab56eefc212d49f1fc9e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-12-11T15:16:33Z",
    "title_canon_sha256": "1ce3aed3c64710d61dbc8a9c41d166a0b046e76906b7a3432df92fa2b550dd2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04456",
    "kind": "arxiv",
    "version": 1
  }
}