Pith Number

pith:5SX5NAFY

pith:2015:5SX5NAFYNL2BC5CXZ7WF5JL2XN

not attested not anchored not stored refs pending

A General Integrable Nonlocal Coupled Nonlinear Schr\"odinger Equation

Cai-Qin Song, Dong-Mei Xiao, Zuo-nong Zhu

arxiv:1505.05311 v1 · 2015-05-20 · 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{5SX5NAFYNL2BC5CXZ7WF5JL2XN}

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	2026-05-18T02:03:58.709605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecafd680b86af4117457cfec5ea57abb555aadd6e55f38eb9d4f82a522f716ba

Aliases

arxiv: 1505.05311 · arxiv_version: 1505.05311v1 · doi: 10.48550/arxiv.1505.05311 · pith_short_12: 5SX5NAFYNL2B · pith_short_16: 5SX5NAFYNL2BC5CX · pith_short_8: 5SX5NAFY

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/5SX5NAFYNL2BC5CXZ7WF5JL2XN \
  | 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: ecafd680b86af4117457cfec5ea57abb555aadd6e55f38eb9d4f82a522f716ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4c04ef86229c3589a4db32fece38eefcbd96a3e5c245bdb092f2a160922bd71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-05-20T10:41:59Z",
    "title_canon_sha256": "42e45a4bef9c83705bb3a0a9c9663a6a4669fc9f3a7e3157fb27e15d3f95aa14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05311",
    "kind": "arxiv",
    "version": 1
  }
}