Pith Number

pith:7XCNQ262

pith:2010:7XCNQ262T4UWTM66NRDMWARPDO

not attested not anchored not stored refs pending

An extended Stein-type covariance identity for the Pearson family with applications to lower variance bounds

G. Afendras, N. Papadatos, V. Papathanasiou

arxiv:1007.3662 v2 · 2010-07-21 · 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{7XCNQ262T4UWTM66NRDMWARPDO}

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	2026-05-18T00:58:04.855594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdc4d86bda9f2969b3de6c46cb022f1b84642a16fbb52049a4d7970304d01761

Aliases

arxiv: 1007.3662 · arxiv_version: 1007.3662v2 · doi: 10.48550/arxiv.1007.3662 · pith_short_12: 7XCNQ262T4UW · pith_short_16: 7XCNQ262T4UWTM66 · pith_short_8: 7XCNQ262

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/7XCNQ262T4UWTM66NRDMWARPDO \
  | 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: fdc4d86bda9f2969b3de6c46cb022f1b84642a16fbb52049a4d7970304d01761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f3893631289eb61cea9371acb199947cd6a27066a4d10957faeed2168954838",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-07-21T13:58:46Z",
    "title_canon_sha256": "54798ba8b9100317ddcac5cbe68f2b478c73e90adbcf639051d1ffb12401dc73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.3662",
    "kind": "arxiv",
    "version": 2
  }
}