Pith Number

pith:3OBR256Y

pith:2017:3OBR256Y2M4L7MD7TCSL2YI4RV

not attested not anchored not stored refs pending

Numerical calculation of N-periodic wave solutions to coupled KdV-type equations

Jianqing Sun, Xingbiao Hu, Yingnan Zhang

arxiv:1708.07258 v2 · 2017-08-24 · math-ph · 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{3OBR256Y2M4L7MD7TCSL2YI4RV}

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	2026-05-18T00:25:55.552581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db831d77d8d338bfb07f98a4bd611c8d42f49cd77a70004aec8ff4c3e1d4f319

Aliases

arxiv: 1708.07258 · arxiv_version: 1708.07258v2 · doi: 10.48550/arxiv.1708.07258 · pith_short_12: 3OBR256Y2M4L · pith_short_16: 3OBR256Y2M4L7MD7 · pith_short_8: 3OBR256Y

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/3OBR256Y2M4L7MD7TCSL2YI4RV \
  | 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: db831d77d8d338bfb07f98a4bd611c8d42f49cd77a70004aec8ff4c3e1d4f319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8cf8a9d29464766e860bc087c78c2932ed37e949462f6f31d2ed91fdd4f90da",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-08-24T02:47:08Z",
    "title_canon_sha256": "ce170885b3a85aeec03997174cb81753519c45220b2cb18aa8a0a0197d75dc5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07258",
    "kind": "arxiv",
    "version": 2
  }
}