Pith Number

pith:QQFKGMKC

pith:2005:QQFKGMKCT3PLJ5MFIR7LZ2BMVC

not attested not anchored not stored refs pending

Periodic cellular automata and Bethe ansatz

Akira Takenouchi, Atsuo Kuniba

arxiv:math-ph/0511013 v3 · 2005-11-04 · math-ph · math.MP · math.QA · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQFKGMKCT3PLJ5MFIR7LZ2BMVC}

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	2026-05-18T03:46:18.898710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

840aa331429edeb4f585447ebce82ca8b68659bd5b1b47287cd7661f94dcce53

Aliases

arxiv: math-ph/0511013 · arxiv_version: math-ph/0511013v3 · doi: 10.48550/arxiv.math-ph/0511013 · pith_short_12: QQFKGMKCT3PL · pith_short_16: QQFKGMKCT3PLJ5MF · pith_short_8: QQFKGMKC

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/QQFKGMKCT3PLJ5MFIR7LZ2BMVC \
  | 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: 840aa331429edeb4f585447ebce82ca8b68659bd5b1b47287cd7661f94dcce53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "394dca391533e4a59fb2b463fb7c733f0d443f452cce88c33e66836d56f29d04",
    "cross_cats_sorted": [
      "math.MP",
      "math.QA",
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2005-11-04T05:23:03Z",
    "title_canon_sha256": "fbc9baaafef015c47c2399c0e809f6abdb2501b87311fc7d87332bea84ae6a2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0511013",
    "kind": "arxiv",
    "version": 3
  }
}