Pith Number

pith:A4JERTN3

pith:2010:A4JERTN36J5AEBPS25JTG4YGUC

not attested not anchored not stored refs pending

Backfitting and smooth backfitting for additive quantile models

Byeong U. Park, Enno Mammen, Young Kyung Lee

arxiv:1011.2592 v2 · 2010-11-11 · 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{A4JERTN36J5AEBPS25JTG4YGUC}

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	2026-05-18T03:34:59.827080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

071248cdbbf27a0205f2d753337306a09df34dc2b963502d3f859d35316035ee

Aliases

arxiv: 1011.2592 · arxiv_version: 1011.2592v2 · doi: 10.48550/arxiv.1011.2592 · pith_short_12: A4JERTN36J5A · pith_short_16: A4JERTN36J5AEBPS · pith_short_8: A4JERTN3

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/A4JERTN36J5AEBPS25JTG4YGUC \
  | 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: 071248cdbbf27a0205f2d753337306a09df34dc2b963502d3f859d35316035ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "796fdbc04cc6d3ce57cf19980d42ed73390d3df7e988061c39010739b7027139",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-11-11T08:49:20Z",
    "title_canon_sha256": "c01422bcfabae91a28ceb90c8f81abafc438c1ec1efb33d4560374d54eed6d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2592",
    "kind": "arxiv",
    "version": 2
  }
}