Pith Number

pith:WU2FECDN

pith:2011:WU2FECDNTQNKTIUKBNB3GON3UV

not attested not anchored not stored refs pending

Nonparametric regression with filtered data

Enno Mammen, Ingrid Van Keilegom, Jens Perch Nielsen, Oliver Linton

arxiv:1102.1857 v1 · 2011-02-09 · 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{WU2FECDNTQNKTIUKBNB3GON3UV}

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	2026-05-18T04:29:44.076935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b53452086d9c1aa9a28a0b43b339bba54d0ea59942cb24805dbd378876a0f73d

Aliases

arxiv: 1102.1857 · arxiv_version: 1102.1857v1 · doi: 10.48550/arxiv.1102.1857 · pith_short_12: WU2FECDNTQNK · pith_short_16: WU2FECDNTQNKTIUK · pith_short_8: WU2FECDN

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/WU2FECDNTQNKTIUKBNB3GON3UV \
  | 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: b53452086d9c1aa9a28a0b43b339bba54d0ea59942cb24805dbd378876a0f73d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fc16fc8b274a486ad34e551cce9495a6cc8b322eff36dc2556f0e5851e76ef4",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-02-09T13:28:44Z",
    "title_canon_sha256": "8036a067298217b2a004f6f190078177a29e75712981b9253e109ab11fd4e817"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1857",
    "kind": "arxiv",
    "version": 1
  }
}