Pith Number

pith:WISOPU2Y

pith:2019:WISOPU2YKWLZXIZPDDMCNA4GMX

not attested not anchored not stored refs pending

A quantum cellular automaton for one-dimensional QED

C\'edric B\'eny, Pablo Arrighi, Terry Farrelly

arxiv:1903.07007 v2 · 2019-03-17 · quant-ph · cond-mat.other · cs.DM · hep-lat · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WISOPU2YKWLZXIZPDDMCNA4GMX}

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.

Cited by

1 paper in Pith

Causal Decompositions of 1D Quantum Cellular Automata

Receipt and verification

First computed	2026-07-05T00:55:27.542189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b224e7d35855979ba32f18d826838665de238f2c0ad190a4757c338c07ec31f4

Aliases

arxiv: 1903.07007 · arxiv_version: 1903.07007v2 · doi: 10.48550/arxiv.1903.07007 · pith_short_12: WISOPU2YKWLZ · pith_short_16: WISOPU2YKWLZXIZP · pith_short_8: WISOPU2Y

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/WISOPU2YKWLZXIZPDDMCNA4GMX \
  | 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: b224e7d35855979ba32f18d826838665de238f2c0ad190a4757c338c07ec31f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1cefb90fe913137074811133d5f6364d6d2ec789d12ad0e5af1169b7db5324b",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cs.DM",
      "hep-lat",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-17T00:27:49Z",
    "title_canon_sha256": "ccc18008d057431151cfa1c24d397390a8abc6bfe9c4412c3dc97a6aa174754e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07007",
    "kind": "arxiv",
    "version": 2
  }
}