Pith Number

pith:FPX3QJEL

pith:2014:FPX3QJELB5P4SPZDE32XGC7QKC

not attested not anchored not stored refs pending

Generalised additive and index models with shape constraints

Richard J. Samworth, Yining Chen

arxiv:1404.2957 v1 · 2014-04-10 · 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{FPX3QJELB5P4SPZDE32XGC7QKC}

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	2026-05-18T02:54:22.800693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2befb8248b0f5fc93f2326f5730bf050b65e51c9ff9d134c23789931d16c099f

Aliases

arxiv: 1404.2957 · arxiv_version: 1404.2957v1 · doi: 10.48550/arxiv.1404.2957 · pith_short_12: FPX3QJELB5P4 · pith_short_16: FPX3QJELB5P4SPZD · pith_short_8: FPX3QJEL

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/FPX3QJELB5P4SPZDE32XGC7QKC \
  | 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: 2befb8248b0f5fc93f2326f5730bf050b65e51c9ff9d134c23789931d16c099f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9166d66a318e92fff86bfeb47931d9d8d1b7a48c9abf817a255bcafc943ecc26",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-04-10T21:45:13Z",
    "title_canon_sha256": "f42a537741d0353ef8c7d6aa3d92062f070fe3a81ef05345b5df34c9646894ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2957",
    "kind": "arxiv",
    "version": 1
  }
}