Pith Number

pith:Y4UA2ILM

pith:2016:Y4UA2ILMZRNHFRMCUDK42XIBMB

not attested not anchored not stored refs pending

Gini Covariance Matrix and its Affine Equivariant Version

Hailin Sang, Lauren Weatherall, Xin Dang

arxiv:1610.07925 v1 · 2016-10-25 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4UA2ILMZRNHFRMCUDK42XIBMB}

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	2026-05-18T01:01:17.174063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7280d216ccc5a72c582a0d5cd5d0160622b5967fa0f46683562181cba3fb423

Aliases

arxiv: 1610.07925 · arxiv_version: 1610.07925v1 · doi: 10.48550/arxiv.1610.07925 · pith_short_12: Y4UA2ILMZRNH · pith_short_16: Y4UA2ILMZRNHFRMC · pith_short_8: Y4UA2ILM

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/Y4UA2ILMZRNHFRMCUDK42XIBMB \
  | 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: c7280d216ccc5a72c582a0d5cd5d0160622b5967fa0f46683562181cba3fb423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "658595ef4bac322cf93b9ffd927be5a4ed8399a79307df7f78028e46c2c50d77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-10-25T15:39:26Z",
    "title_canon_sha256": "77c5fe3d35390c588ab8a9e5f898b45a2c54410e7a2b66bf4e2e2130aa1591c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07925",
    "kind": "arxiv",
    "version": 1
  }
}