Pith Number

pith:QG4HT4VV

pith:2011:QG4HT4VVUEI475YIFAYZ3VFOKC

not attested not anchored not stored refs pending

FMM-based vortex method for simulation of isotropic turbulence on GPUs, compared with a spectral method

L. A. Barba, Rio Yokota

arxiv:1110.2921 v4 · 2011-10-13 · cs.NA · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QG4HT4VVUEI475YIFAYZ3VFOKC}

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	2026-05-18T03:42:11.823340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b879f2b5a111cff70828319dd4ae5089b26409ce985f07a9953e43a541770a

Aliases

arxiv: 1110.2921 · arxiv_version: 1110.2921v4 · doi: 10.48550/arxiv.1110.2921 · pith_short_12: QG4HT4VVUEI4 · pith_short_16: QG4HT4VVUEI475YI · pith_short_8: QG4HT4VV

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/QG4HT4VVUEI475YIFAYZ3VFOKC \
  | 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: 81b879f2b5a111cff70828319dd4ae5089b26409ce985f07a9953e43a541770a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a32cb590a3c06aa69083d4df8d95837c32d2c9cbd613e8434f9d6b38677977db",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2011-10-13T12:52:38Z",
    "title_canon_sha256": "0ab21be25815f91164a8d9df0921b4b7061df96d3d3f6912f8e25731fbae08fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2921",
    "kind": "arxiv",
    "version": 4
  }
}