Pith Number

pith:4KEW7ZCL

pith:2015:4KEW7ZCLIGD2SDPNC7KECR65PS

not attested not anchored not stored refs pending

Simplified TPLS as a learning tool for high-performance computational fluid dynamics

Iain Bethune, James Fannon, Jean-Christophe Loiseau, Lennon O'Naraigh, Prashant Valluri

arxiv:1511.07800 v1 · 2015-11-24 · physics.ed-ph · 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{4KEW7ZCLIGD2SDPNC7KECR65PS}

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	2026-05-18T01:26:03.563610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2896fe44b4187a90ded17d44147dd7cadd5b7122f52e6917d7be67ecbbd076e

Aliases

arxiv: 1511.07800 · arxiv_version: 1511.07800v1 · doi: 10.48550/arxiv.1511.07800 · pith_short_12: 4KEW7ZCLIGD2 · pith_short_16: 4KEW7ZCLIGD2SDPN · pith_short_8: 4KEW7ZCL

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/4KEW7ZCLIGD2SDPNC7KECR65PS \
  | 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: e2896fe44b4187a90ded17d44147dd7cadd5b7122f52e6917d7be67ecbbd076e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20f3bc06cd343c196cd09855cd97114163b5ccdac82f1aa2ba2ace57f03cdaf5",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-11-24T16:52:38Z",
    "title_canon_sha256": "4111646a007d9a2ede906777c71285b689e6966763d8a0ff2f868a73e60e5a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07800",
    "kind": "arxiv",
    "version": 1
  }
}