Pith Number

pith:ZL3EPPPT

pith:2008:ZL3EPPPTSBYCGL3D4XAI6KI3DM

not attested not anchored not stored refs pending

Simulation of stochastic reaction-diffusion processes on unstructured meshes

Andreas Hellander, Lars Ferm, Per L\"otstedt, Stefan Engblom

arxiv:0804.3288 v1 · 2008-04-21 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZL3EPPPTSBYCGL3D4XAI6KI3DM}

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	2026-06-03T22:06:05.677100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf647bdf39070232f63e5c08f291b1b1b19c86db4caa7ffb37442650e07914b

Aliases

arxiv: 0804.3288 · arxiv_version: 0804.3288v1 · doi: 10.48550/arxiv.0804.3288 · pith_short_12: ZL3EPPPTSBYC · pith_short_16: ZL3EPPPTSBYCGL3D · pith_short_8: ZL3EPPPT

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/ZL3EPPPTSBYCGL3D4XAI6KI3DM \
  | 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: caf647bdf39070232f63e5c08f291b1b1b19c86db4caa7ffb37442650e07914b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e32ee33b706812d23446b710f867081618bdb63b110f1b497cbfff651d3fc717",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-04-21T12:27:07Z",
    "title_canon_sha256": "37047b7b4a90b7e209986e502fae817d4c1d95db06b09b5a63b1872453a9eaed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.3288",
    "kind": "arxiv",
    "version": 1
  }
}