Pith Number

pith:7KPGP63N

pith:2014:7KPGP63NNKUOOBGCDJBWR7G6EA

not attested not anchored not stored refs pending

Lattice equations arising from discrete Painlev\'e systems (I): $(A_2+A_1)^{(1)}$ and $(A_1+A_1')^{(1)}$ cases

Nalini Joshi, Nobutaka Nakazono, Yang Shi

arxiv:1401.7044 v8 · 2014-01-27 · 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{7KPGP63NNKUOOBGCDJBWR7G6EA}

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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	2026-05-18T01:29:11.646825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa9e67fb6d6aa8e704c21a4368fcde202d320725ff26debcc65b49842c94f430

Aliases

arxiv: 1401.7044 · arxiv_version: 1401.7044v8 · doi: 10.48550/arxiv.1401.7044 · pith_short_12: 7KPGP63NNKUO · pith_short_16: 7KPGP63NNKUOOBGC · pith_short_8: 7KPGP63N

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/7KPGP63NNKUOOBGCDJBWR7G6EA \
  | 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: fa9e67fb6d6aa8e704c21a4368fcde202d320725ff26debcc65b49842c94f430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fc31ea3dc1f19ef320715784e73406c5d7854f7fd3ff3bf916661025ca88029",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2014-01-27T23:10:29Z",
    "title_canon_sha256": "39bb5c9c97b7a71de2398c1d4265bf257377333e614891982c3962ccf366d277"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7044",
    "kind": "arxiv",
    "version": 8
  }
}