Pith Number

pith:SQZXFRCX

pith:2010:SQZXFRCXB7ACBJB25KYODF5WRH

not attested not anchored not stored refs pending

Robust Independent Component Analysis by Iterative Maximization of the Kurtosis Contrast with Algebraic Optimal Step Size

Pierre Comon, Vicente Zarzoso

arxiv:1002.3684 v1 · 2010-02-19 · 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{SQZXFRCXB7ACBJB25KYODF5WRH}

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	2026-05-18T00:59:11.029656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

943372c4570fc020a43aeab0e197b689c6cdea2888212c03eeca7a7e087758f5

Aliases

arxiv: 1002.3684 · arxiv_version: 1002.3684v1 · doi: 10.48550/arxiv.1002.3684 · pith_short_12: SQZXFRCXB7AC · pith_short_16: SQZXFRCXB7ACBJB2 · pith_short_8: SQZXFRCX

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/SQZXFRCXB7ACBJB25KYODF5WRH \
  | 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: 943372c4570fc020a43aeab0e197b689c6cdea2888212c03eeca7a7e087758f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc7a701bd95cb2945ab1d1bca5cb05776f26aaed84246ef1cb48100f7ed5158e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2010-02-19T08:33:43Z",
    "title_canon_sha256": "76275f8e4ae2f8ebf3259a2336c45bbc63d6f4972a0ee6ee4b0b45c1fd9807ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3684",
    "kind": "arxiv",
    "version": 1
  }
}