Pith Number

pith:BCMXCRVP

pith:2013:BCMXCRVPQMGATS7YW666AMENA2

not attested not anchored not stored refs pending

On Creativity of Elementary Cellular Automata

Andrew Adamatzky, Andrew Wuensche

arxiv:1305.2537 v1 · 2013-05-11 · 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{BCMXCRVPQMGATS7YW666AMENA2}

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	2026-05-18T03:25:57.619612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08997146af830c09cbf8b7bde0308d06975be501a3c11bc129e864d5f2c4168d

Aliases

arxiv: 1305.2537 · arxiv_version: 1305.2537v1 · doi: 10.48550/arxiv.1305.2537 · pith_short_12: BCMXCRVPQMGA · pith_short_16: BCMXCRVPQMGATS7Y · pith_short_8: BCMXCRVP

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/BCMXCRVPQMGATS7YW666AMENA2 \
  | 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: 08997146af830c09cbf8b7bde0308d06975be501a3c11bc129e864d5f2c4168d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0561bb0d9a30d88216d66c1f9c06b3a2b27fb41c09796ada35734b89d5de2304",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CG",
    "submitted_at": "2013-05-11T19:43:04Z",
    "title_canon_sha256": "3007e481d57c38567f45d95f6f39dfcbfabedb6b2aa4f442452d10bb99bc45f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2537",
    "kind": "arxiv",
    "version": 1
  }
}