Pith Number

pith:DBUVE4BA

pith:2010:DBUVE4BAXRNAAICRE3QO5BRBY2

not attested not anchored not stored refs pending

Time-Symmetric Cellular Automata

Anahi Gajardo, Andr\'es Moreira

arxiv:1012.1332 v1 · 2010-12-03 · cs.DM · cs.FL · nlin.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBUVE4BAXRNAAICRE3QO5BRBY2}

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	2026-05-18T04:34:01.176671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1869527020bc5a00205126e0ee8621c6a4f2463ad5f36061e82303ccc8809cac

Aliases

arxiv: 1012.1332 · arxiv_version: 1012.1332v1 · doi: 10.48550/arxiv.1012.1332 · pith_short_12: DBUVE4BAXRNA · pith_short_16: DBUVE4BAXRNAAICR · pith_short_8: DBUVE4BA

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/DBUVE4BAXRNAAICRE3QO5BRBY2 \
  | 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: 1869527020bc5a00205126e0ee8621c6a4f2463ad5f36061e82303ccc8809cac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36f8a6af3a28194aaa1f9e33f45877017b69f136b0bb553425888f49fda586e6",
    "cross_cats_sorted": [
      "cs.FL",
      "nlin.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2010-12-03T09:41:17Z",
    "title_canon_sha256": "398f7a472f5e2af1f632a9a31ad74b886127d23f9ed2f22958da95953595a483"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1332",
    "kind": "arxiv",
    "version": 1
  }
}