Pith Number

pith:UNJLS4ZV

pith:2018:UNJLS4ZVRFZMJHKK2PSFL7B3VF

not attested not anchored not stored refs pending

High-Order Computational Fluid Dynamics Simulations of a Spinning Golf Ball

Antony Jameson, Freddie Witherden, Jacob Crabill

arxiv:1806.00378 v1 · 2018-05-29 · physics.flu-dyn · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNJLS4ZVRFZMJHKK2PSFL7B3VF}

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	2026-05-18T00:14:23.818893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a352b973358972c49d4ad3e455fc3ba9438feba841762ffc18f61a64ffdfc03e

Aliases

arxiv: 1806.00378 · arxiv_version: 1806.00378v1 · doi: 10.48550/arxiv.1806.00378 · pith_short_12: UNJLS4ZVRFZM · pith_short_16: UNJLS4ZVRFZMJHKK · pith_short_8: UNJLS4ZV

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/UNJLS4ZVRFZMJHKK2PSFL7B3VF \
  | 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: a352b973358972c49d4ad3e455fc3ba9438feba841762ffc18f61a64ffdfc03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "424a00cf340ba28bff92c29be6d2118cd43ea4e97d6b8ce20c9db1e3f6b877a1",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-05-29T23:02:48Z",
    "title_canon_sha256": "b2e399058d3dd17156812f1cf7145396c6a3c5f1e6cf006ddea2039475dab234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00378",
    "kind": "arxiv",
    "version": 1
  }
}