Pith Number

pith:YQ7H4KWS

pith:2011:YQ7H4KWSONUWKNPUTLVNGVT2EH

not attested not anchored not stored refs pending

Recursion operator of the Narita-Itoh-Bogoyavlensky lattice

Jing Ping Wang

arxiv:1111.6874 v1 · 2011-11-29 · 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{YQ7H4KWSONUWKNPUTLVNGVT2EH}

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	2026-05-18T04:07:28.359154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c43e7e2ad273696535f49aead3567a21ef2b821c0a0a77121ddddc75035d9806

Aliases

arxiv: 1111.6874 · arxiv_version: 1111.6874v1 · doi: 10.48550/arxiv.1111.6874 · pith_short_12: YQ7H4KWSONUW · pith_short_16: YQ7H4KWSONUWKNPU · pith_short_8: YQ7H4KWS

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/YQ7H4KWSONUWKNPUTLVNGVT2EH \
  | 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: c43e7e2ad273696535f49aead3567a21ef2b821c0a0a77121ddddc75035d9806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f78a062617df4b3de73b93404f9e1cc18f054dbdb94ac864fa1e91f899997cd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-11-29T16:24:38Z",
    "title_canon_sha256": "ca61d58ab1cd72394ffd0af1ef78a730d0da2c505ce1d19f24243ec330ddcce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6874",
    "kind": "arxiv",
    "version": 1
  }
}