Pith Number

pith:MPH5XT5W

pith:2007:MPH5XT5WVMUYILY47SDVKEYFOO

not attested not anchored not stored refs pending

Evolving localizations in reaction-diffusion cellular automata

Andrew Adamatzky, Emmanuel Sapin, Larry Bull, Pierre Collet

arxiv:0712.0836 v1 · 2007-12-05 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MPH5XT5WVMUYILY47SDVKEYFOO}

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	2026-05-18T04:35:05.772139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63cfdbcfb6ab29842f1cfc8755130573ade1d6f0e24df147512e43118df9b5c6

Aliases

arxiv: 0712.0836 · arxiv_version: 0712.0836v1 · doi: 10.48550/arxiv.0712.0836 · pith_short_12: MPH5XT5WVMUY · pith_short_16: MPH5XT5WVMUYILY4 · pith_short_8: MPH5XT5W

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/MPH5XT5WVMUYILY47SDVKEYFOO \
  | 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: 63cfdbcfb6ab29842f1cfc8755130573ade1d6f0e24df147512e43118df9b5c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df99577b2c082894298a16a2a26de4331cffb65a414c3d52231b380146a8a64c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.AI",
    "submitted_at": "2007-12-05T22:07:04Z",
    "title_canon_sha256": "927bb4890bdf92def70423667157c2e56a7a0d5e541b9d256960f0dfe89bedd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.0836",
    "kind": "arxiv",
    "version": 1
  }
}