Pith Number

pith:3R42RGJC

pith:2019:3R42RGJCFJEVULQSWG437RM5EO

not attested not anchored not stored refs pending

Semiparametric Expectile Regression for High-dimensional Heavy-tailed and Heterogeneous Data

Guan'ao Yan, Jun Zhao, Yi Zhang

arxiv:1908.06431 v1 · 2019-08-18 · math.ST · stat.ME · 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{3R42RGJCFJEVULQSWG437RM5EO}

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	2026-07-04T23:58:15.663789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc79a899222a495a2e12b1b9bfc59d239eac6761d256b3489457efd3a94ced70

Aliases

arxiv: 1908.06431 · arxiv_version: 1908.06431v1 · doi: 10.48550/arxiv.1908.06431 · pith_short_12: 3R42RGJCFJEV · pith_short_16: 3R42RGJCFJEVULQS · pith_short_8: 3R42RGJC

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/3R42RGJCFJEVULQSWG437RM5EO \
  | 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: dc79a899222a495a2e12b1b9bfc59d239eac6761d256b3489457efd3a94ced70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f4094c9f4165eee495688a1a23c430f6964ceb3c1511ed37797ff7223803ed7",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-08-18T12:27:32Z",
    "title_canon_sha256": "dd69eddd8b21df66a76c4a3d029e4b6415d5e41e29f8b1e842bf62f067fa8cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06431",
    "kind": "arxiv",
    "version": 1
  }
}