Pith Number

pith:ZX3H3IFX

pith:2010:ZX3H3IFXOMGP74W4O3BRMYEGEN

not attested not anchored not stored refs pending

On algebraic cellular automata

Michel Coornaert, Tullio Ceccherini-Silberstein

arxiv:1011.4759 v2 · 2010-11-22 · math.AG · math.DS · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZX3H3IFXOMGP74W4O3BRMYEGEN}

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	2026-05-18T02:58:01.482326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdf67da0b7730cfff2dc76c31660862344af9e65df61a2e3517ee3380c48928f

Aliases

arxiv: 1011.4759 · arxiv_version: 1011.4759v2 · doi: 10.48550/arxiv.1011.4759 · pith_short_12: ZX3H3IFXOMGP · pith_short_16: ZX3H3IFXOMGP74W4 · pith_short_8: ZX3H3IFX

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/ZX3H3IFXOMGP74W4O3BRMYEGEN \
  | 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: cdf67da0b7730cfff2dc76c31660862344af9e65df61a2e3517ee3380c48928f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7298dfa53a3cd382ad172a7ff907b273750bbd94f8a7300df2b4f793de42e1",
    "cross_cats_sorted": [
      "math.DS",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-11-22T09:51:11Z",
    "title_canon_sha256": "1114214ea4de0f378cc17db15dfe4500937a3298d803574bc28869836ead6b72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4759",
    "kind": "arxiv",
    "version": 2
  }
}