Pith Number

pith:3PZ4IGGC

pith:2018:3PZ4IGGC2P6GI4BPDG4BPDVEQK

not attested not anchored not stored refs pending

Equivalent partial differential equations of a lattice Boltzmann scheme

Fran\c{c}ois Dubois (LM-Orsay, LMSSC)

arxiv:1806.03181 v1 · 2018-06-08 · math.NA · physics.class-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{3PZ4IGGC2P6GI4BPDG4BPDVEQK}

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	2026-05-18T00:13:49.372967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbf3c418c2d3fc64702f19b8178ea482918ec848636c955b9174b59258e387d0

Aliases

arxiv: 1806.03181 · arxiv_version: 1806.03181v1 · doi: 10.48550/arxiv.1806.03181 · pith_short_12: 3PZ4IGGC2P6G · pith_short_16: 3PZ4IGGC2P6GI4BP · pith_short_8: 3PZ4IGGC

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/3PZ4IGGC2P6GI4BPDG4BPDVEQK \
  | 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: dbf3c418c2d3fc64702f19b8178ea482918ec848636c955b9174b59258e387d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "789776839ff03f3fa1e7f8be1c667ec81dc377b9edfb5ed315978ff9ac623abf",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-06-08T14:27:32Z",
    "title_canon_sha256": "2712368a3ff0374eb69f18938ee01090a1509082cbac632dc7fad83eb1b51faa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03181",
    "kind": "arxiv",
    "version": 1
  }
}