Pith Number

pith:TYZ7T4QW

pith:2010:TYZ7T4QWXICPWIIOWOR7BK2WBM

not attested not anchored not stored refs pending

Clandestine Simulations in Cellular Automata

Guillaume Theyssier (LAMA), Pierre-Etienne Meunier (LAMA), Pierre Guillon

arxiv:1009.5621 v2 · 2010-09-28 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYZ7T4QWXICPWIIOWOR7BK2WBM}

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	2026-05-18T04:34:27.282396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e33f9f216ba04fb210eb3a3f0ab560b372ef6dece538c261f83ac94c80867b2

Aliases

arxiv: 1009.5621 · arxiv_version: 1009.5621v2 · doi: 10.48550/arxiv.1009.5621 · pith_short_12: TYZ7T4QWXICP · pith_short_16: TYZ7T4QWXICPWIIO · pith_short_8: TYZ7T4QW

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/TYZ7T4QWXICPWIIOWOR7BK2WBM \
  | 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: 9e33f9f216ba04fb210eb3a3f0ab560b372ef6dece538c261f83ac94c80867b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54367aa7d753fc2fcb51258f5a43ceca0f7080c6c5e190176c8ea79cb1af5be9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2010-09-28T16:13:17Z",
    "title_canon_sha256": "9f44fdce2a2844dc11d196a09079dfc5509d89e55b9b0898ebf97febe3c9f1a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5621",
    "kind": "arxiv",
    "version": 2
  }
}