Pith Number

pith:G6YRJMOB

pith:2015:G6YRJMOBXJOUTRG56MHKH3QAYE

not attested not anchored not stored refs pending

Testing for Heteroscedasticity in High-dimensional Regressions

Jianfeng Yao, Zhaoyuan Li

arxiv:1510.00097 v3 · 2015-10-01 · 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{G6YRJMOBXJOUTRG56MHKH3QAYE}

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	2026-05-18T00:33:00.279865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37b114b1c1ba5d49c4ddf30ea3ee00c1336fc4f6a60b3b40adad650d75b14815

Aliases

arxiv: 1510.00097 · arxiv_version: 1510.00097v3 · doi: 10.48550/arxiv.1510.00097 · pith_short_12: G6YRJMOBXJOU · pith_short_16: G6YRJMOBXJOUTRG5 · pith_short_8: G6YRJMOB

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/G6YRJMOBXJOUTRG56MHKH3QAYE \
  | 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: 37b114b1c1ba5d49c4ddf30ea3ee00c1336fc4f6a60b3b40adad650d75b14815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f685b610b65de1b7d242629a9cb7027210312b49c85715b8a17a7e21905c8c2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-10-01T03:02:33Z",
    "title_canon_sha256": "fbd8b35abcbc848c144271b3490504fc98a0fc57f331abda1de1a4fecf4a424c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00097",
    "kind": "arxiv",
    "version": 3
  }
}