Pith Number

pith:4KZAH7EM

pith:2013:4KZAH7EMQ7U4T27CGJHPGK4V2D

not attested not anchored not stored refs pending

A multiple-relaxation-time lattice Boltzmann model for convection heat transfer in porous media

Qing Li, Qing Liu, Wen-Quan Tao, Ya-Ling He

arxiv:1308.2071 v2 · 2013-08-09 · physics.comp-ph · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KZAH7EMQ7U4T27CGJHPGK4V2D}

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	2026-05-18T03:06:03.014552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2b203fc8c87e9c9ebe2324ef32b95d0eac4ea68423d53fd1d19f2911ae6f7d7

Aliases

arxiv: 1308.2071 · arxiv_version: 1308.2071v2 · doi: 10.48550/arxiv.1308.2071 · pith_short_12: 4KZAH7EMQ7U4 · pith_short_16: 4KZAH7EMQ7U4T27C · pith_short_8: 4KZAH7EM

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/4KZAH7EMQ7U4T27CGJHPGK4V2D \
  | 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: e2b203fc8c87e9c9ebe2324ef32b95d0eac4ea68423d53fd1d19f2911ae6f7d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31069a612eab5344d6f79e5fce3ee84dfd6b6f4b81be1d1d343970e60ca8c6bb",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2013-08-09T09:58:42Z",
    "title_canon_sha256": "7736a3e948c233130ae1bd0e2b606a7571e64d0c63d6fb019c81bab35ae4a8c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2071",
    "kind": "arxiv",
    "version": 2
  }
}