Pith Number

pith:S76Q65NQ

pith:2019:S76Q65NQFHKFDB4Y77AHT5KPYX

not attested not anchored not stored refs pending

Robust Principal Component Analysis Based On Maximum Correntropy Power Iterations

Bruno Scalzo Dees, Danilo P. Mandic, Jean P. Chereau

arxiv:1910.11374 v1 · 2019-10-24 · stat.ML · cs.IT · cs.LG · eess.SP · math.IT · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S76Q65NQFHKFDB4Y77AHT5KPYX}

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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	2026-07-05T00:14:45.573862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97fd0f75b029d4518798ffc079f54fc5c99a4d8e0a713efc85eb736386ccaa14

Aliases

arxiv: 1910.11374 · arxiv_version: 1910.11374v1 · doi: 10.48550/arxiv.1910.11374 · pith_short_12: S76Q65NQFHKF · pith_short_16: S76Q65NQFHKFDB4Y · pith_short_8: S76Q65NQ

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/S76Q65NQFHKFDB4Y77AHT5KPYX \
  | 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: 97fd0f75b029d4518798ffc079f54fc5c99a4d8e0a713efc85eb736386ccaa14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4c7e1df65df12cce9f04da769c16c6ca6f0d142256abc7d28ff69f19185085f",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "eess.SP",
      "math.IT",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-10-24T18:51:27Z",
    "title_canon_sha256": "39347362d37122671ca096449f5d951de5f8231398276ef1a72b55a40f6b0949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.11374",
    "kind": "arxiv",
    "version": 1
  }
}