Pith Number

pith:SOBH4V7V

pith:2010:SOBH4V7V7OVG7CYAP25FCHQ4KP

not attested not anchored not stored refs pending

Construction of an isotropic cellular automaton for a reaction-diffusion equation by means of a random walk

A. Nishiyama, T. Tokihiro

arxiv:1001.0505 v1 · 2010-01-04 · nlin.CG · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SOBH4V7V7OVG7CYAP25FCHQ4KP}

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	2026-05-18T04:23:33.277904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93827e57f5fbaa6f8b007eba511e1c53f1d8ebc2098e05ab70700dbd61560e13

Aliases

arxiv: 1001.0505 · arxiv_version: 1001.0505v1 · doi: 10.48550/arxiv.1001.0505 · pith_short_12: SOBH4V7V7OVG · pith_short_16: SOBH4V7V7OVG7CYA · pith_short_8: SOBH4V7V

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/SOBH4V7V7OVG7CYAP25FCHQ4KP \
  | 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: 93827e57f5fbaa6f8b007eba511e1c53f1d8ebc2098e05ab70700dbd61560e13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f236656b05204219cfe77f929469d73866d65398cbf931042e9b100f57ea741",
    "cross_cats_sorted": [
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CG",
    "submitted_at": "2010-01-04T12:59:15Z",
    "title_canon_sha256": "48926c1196a1817546f6a46fd3da225b75158e8d6da53f5e4417fa4c28f87dd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0505",
    "kind": "arxiv",
    "version": 1
  }
}