Pith Number

pith:XRDNRU47

pith:2015:XRDNRU47W6DDKR2UBAF75EGDI7

not attested not anchored not stored refs pending

Hankel determinant solutions to several discrete integrable systems and the Laurent Property

Guoce Xin, Xiang-Ke Chang, Xing-biao Hu

arxiv:1501.02879 v2 · 2015-01-13 · math-ph · math.CO · math.MP · 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{XRDNRU47W6DDKR2UBAF75EGDI7}

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	2026-05-18T02:19:07.859853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc46d8d39fb786354754080bfe90c347c782538094b2dc0c97b3383043417a32

Aliases

arxiv: 1501.02879 · arxiv_version: 1501.02879v2 · doi: 10.48550/arxiv.1501.02879 · pith_short_12: XRDNRU47W6DD · pith_short_16: XRDNRU47W6DDKR2U · pith_short_8: XRDNRU47

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/XRDNRU47W6DDKR2UBAF75EGDI7 \
  | 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: bc46d8d39fb786354754080bfe90c347c782538094b2dc0c97b3383043417a32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8823f5a93dbd3b5508f0c4f3cd96e9df9e50a5064c2cdcabc9b796f9d2c20b17",
    "cross_cats_sorted": [
      "math.CO",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-01-13T03:54:47Z",
    "title_canon_sha256": "ce5ff239fdd3ccce67bfc50b99ba3dcb8943e834f87086be92f49c9b88d4ede4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02879",
    "kind": "arxiv",
    "version": 2
  }
}