Pith Number

pith:3N4MIV2G

pith:2003:3N4MIV2G3CNRXXNW2DR7TCIJ2R

not attested not anchored not stored refs pending

Large-scale grid-enabled lattice-Boltzmann simulations of complex fluid flow in porous media and under shear

Jens Harting, Maddalena Venturoli, Peter V. Coveney

arxiv:physics/0312038 v2 · 2003-12-05 · 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{3N4MIV2G3CNRXXNW2DR7TCIJ2R}

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	2026-07-04T14:49:06.599889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db78c45746d89b1bddb6d0e3f98909d4711ba70d59092a7737806736bdba6ac8

Aliases

arxiv: physics/0312038 · arxiv_version: physics/0312038v2 · doi: 10.48550/arxiv.physics/0312038 · pith_short_12: 3N4MIV2G3CNR · pith_short_16: 3N4MIV2G3CNRXXNW · pith_short_8: 3N4MIV2G

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/3N4MIV2G3CNRXXNW2DR7TCIJ2R \
  | 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: db78c45746d89b1bddb6d0e3f98909d4711ba70d59092a7737806736bdba6ac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e7391d1b982fe8dde68411c80584547562b33ebe66cc41bb4a1a9e3a2012297",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2003-12-05T17:49:29Z",
    "title_canon_sha256": "dba61a28b331b353a0a6ed57e9fc599b6b39d5350695862c63ae5ca99fb90292"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0312038",
    "kind": "arxiv",
    "version": 2
  }
}