Pith Number

pith:37SFM7XU

pith:2010:37SFM7XU356HLRQVBLRBETB3LY

not attested not anchored not stored refs pending

Partitioned quantum cellular automata are intrinsically universal

Jonathan Grattage, Pablo Arrighi

arxiv:1010.2335 v1 · 2010-10-12 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37SFM7XU356HLRQVBLRBETB3LY}

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	2026-05-18T04:39:28.222793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfe4567ef4df7c75c6150ae2124c3b5e1860445aee774a644bb7080ab59eeb1f

Aliases

arxiv: 1010.2335 · arxiv_version: 1010.2335v1 · doi: 10.48550/arxiv.1010.2335 · pith_short_12: 37SFM7XU356H · pith_short_16: 37SFM7XU356HLRQV · pith_short_8: 37SFM7XU

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/37SFM7XU356HLRQVBLRBETB3LY \
  | 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: dfe4567ef4df7c75c6150ae2124c3b5e1860445aee774a644bb7080ab59eeb1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "143828e55fe06199aaf9c0c727fe853ff76fc08e59870ec2787c1ad1ee1cac74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-12T09:47:30Z",
    "title_canon_sha256": "8086411a87e51544a488f68225995bee1d7f6dbe1cfe677a08795251493157fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2335",
    "kind": "arxiv",
    "version": 1
  }
}