Pith Number

pith:CQWIIR7P

pith:2012:CQWIIR7PIPT5J25LUTGQAHDON3

not attested not anchored not stored refs pending

Analyzing and Modeling the Performance of the HemeLB Lattice-Boltzmann Simulation Environment

Derek Groen, Hywel B. Carver, James Hetherington, Miguel O. Bernabeu, Peter V. Coveney, Rupert W. Nash

arxiv:1209.3972 v2 · 2012-09-18 · 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{CQWIIR7PIPT5J25LUTGQAHDON3}

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	2026-05-18T03:03:22.913336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

142c8447ef43e7d4ebaba4cd001c6e6ee08c97db6ca8eab64f703cacf2cdbe72

Aliases

arxiv: 1209.3972 · arxiv_version: 1209.3972v2 · doi: 10.48550/arxiv.1209.3972 · pith_short_12: CQWIIR7PIPT5 · pith_short_16: CQWIIR7PIPT5J25L · pith_short_8: CQWIIR7P

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/CQWIIR7PIPT5J25LUTGQAHDON3 \
  | 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: 142c8447ef43e7d4ebaba4cd001c6e6ee08c97db6ca8eab64f703cacf2cdbe72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "147bf9584c3896b57d524ad142eca090a2d7d391ef4433034ebe94ac0e4736e1",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2012-09-18T14:13:40Z",
    "title_canon_sha256": "b391f7077f9a279209b06753cca464e2fb25d3ed7cd70a9119f5f6a4d876676c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3972",
    "kind": "arxiv",
    "version": 2
  }
}