Pith Number

pith:7P5PRFRZ

pith:2016:7P5PRFRZ3BDTCQSGPOWAQTVVT4

not attested not anchored not stored refs pending

On Finite Monoids of Cellular Automata

Alonso Castillo-Ramirez, Maximilien Gadouleau

arxiv:1601.05694 v1 · 2016-01-21 · 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{7P5PRFRZ3BDTCQSGPOWAQTVVT4}

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	2026-05-18T00:52:23.632237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbfaf89639d8473142467bac084eb59f1f91c190d5dc9de22ba8d2fe70832292

Aliases

arxiv: 1601.05694 · arxiv_version: 1601.05694v1 · doi: 10.48550/arxiv.1601.05694 · pith_short_12: 7P5PRFRZ3BDT · pith_short_16: 7P5PRFRZ3BDTCQSG · pith_short_8: 7P5PRFRZ

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/7P5PRFRZ3BDTCQSGPOWAQTVVT4 \
  | 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: fbfaf89639d8473142467bac084eb59f1f91c190d5dc9de22ba8d2fe70832292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8791e678070573fd6d2a0a8ef0a4c3639e0bafa80277fc225be8282f65b213e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2016-01-21T16:17:42Z",
    "title_canon_sha256": "8bce2c6631e4bb8143f8642d2190a8962e58edc85c9db0a8c4079af4ffbab162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05694",
    "kind": "arxiv",
    "version": 1
  }
}