Pith Number

pith:2BD3SMSY

pith:2022:2BD3SMSY2G7WMTY64Y2T7GRYQY

not attested not anchored not stored refs pending

A Statistical Model of Serve Return Impact Patterns in Professional Tennis

Jim Albert, Stephanie A. Kovalchik

arxiv:2202.00583 v1 · 2022-02-01 · stat.ME · stat.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BD3SMSY2G7WMTY64Y2T7GRYQY}

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.

Cited by

1 paper in Pith

Analysis of points outcome in ATP Grand Slam Tennis using big data and machine learning

Receipt and verification

First computed	2026-07-05T03:53:23.299390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d047b93258d1bf664f1ee6353f9a38863f07ffc32227b0076da23470f4242043

Aliases

arxiv: 2202.00583 · arxiv_version: 2202.00583v1 · doi: 10.48550/arxiv.2202.00583 · pith_short_12: 2BD3SMSY2G7W · pith_short_16: 2BD3SMSY2G7WMTY6 · pith_short_8: 2BD3SMSY

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/2BD3SMSY2G7WMTY64Y2T7GRYQY \
  | 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: d047b93258d1bf664f1ee6353f9a38863f07ffc32227b0076da23470f4242043

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed0a14135961833e8b02d82a8f35a694d459fd5c5e24c5d6bcbb194af8c159e3",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-02-01T17:28:43Z",
    "title_canon_sha256": "bfba55e58ed6e9695b0b166dc68ffa655965346f8c047c2b6fb083c11f659142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00583",
    "kind": "arxiv",
    "version": 1
  }
}