Pith Number

pith:2VRJJWYY

pith:2013:2VRJJWYYRP5W67AADKJIO4VRWB

not attested not anchored not stored refs pending

Three Problems Related to the Eigenvalues of Complex Non-central Wishart Matrices with a Rank-1 Mean

Prathapasinghe Dharmawansa

arxiv:1306.6566 v1 · 2013-06-27 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2VRJJWYYRP5W67AADKJIO4VRWB}

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	2026-05-18T03:19:44.491986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d56294db188bfb6f7c001a928772b1b07efb29920cc7a848b83b08471db0415a

Aliases

arxiv: 1306.6566 · arxiv_version: 1306.6566v1 · doi: 10.48550/arxiv.1306.6566 · pith_short_12: 2VRJJWYYRP5W · pith_short_16: 2VRJJWYYRP5W67AA · pith_short_8: 2VRJJWYY

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/2VRJJWYYRP5W67AADKJIO4VRWB \
  | 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: d56294db188bfb6f7c001a928772b1b07efb29920cc7a848b83b08471db0415a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08d70e3c2c21248062b4035b2e7f59f809e80955058e2f104babefbf975f1e0",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-06-27T16:38:22Z",
    "title_canon_sha256": "cee1be9dfd80aac7621e2c48326b38923d9f876253fbbfe2669db6e8ed9d8d7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6566",
    "kind": "arxiv",
    "version": 1
  }
}