Pith Number

pith:IVBQ4TXW

pith:2011:IVBQ4TXWFMLRAJKTPGWCPL4XZB

not attested not anchored not stored refs pending

Is the Multiverse Hypothesis capable of explaining the Fine Tuning of Nature Laws and Constants? The Case of Cellular Automata

Francisco Jos\'e Soler Gil, Manuel Alfonseca

arxiv:1105.4278 v3 · 2011-05-21 · nlin.CG · astro-ph.CO · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IVBQ4TXWFMLRAJKTPGWCPL4XZB}

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	2026-05-18T03:29:27.968209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45430e4ef62b1710255379ac27af97c844e65d4cf57166b6b6ad47d454aa6510

Aliases

arxiv: 1105.4278 · arxiv_version: 1105.4278v3 · doi: 10.48550/arxiv.1105.4278 · pith_short_12: IVBQ4TXWFMLR · pith_short_16: IVBQ4TXWFMLRAJKT · pith_short_8: IVBQ4TXW

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/IVBQ4TXWFMLRAJKTPGWCPL4XZB \
  | 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: 45430e4ef62b1710255379ac27af97c844e65d4cf57166b6b6ad47d454aa6510

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "311a04984e05e460470d643b5b51d5251887ad92c57edb98e78ba3ae477e18b7",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CG",
    "submitted_at": "2011-05-21T18:29:47Z",
    "title_canon_sha256": "c73efc13b3408fdc812988128aeee8f8d5a2a9180456b384aced0605f0474bca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4278",
    "kind": "arxiv",
    "version": 3
  }
}