Pith Number

pith:VXRYJEQY

pith:2014:VXRYJEQYTMHMA5LCYVUAHORKP4

not attested not anchored not stored refs pending

A generalized nonisospectral Camassa-Holm equation and its multipeakon solutions

Xiangke Chang, Xiaomin Chen, Xingbiao Hu

arxiv:1411.4217 v1 · 2014-11-16 · 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{VXRYJEQYTMHMA5LCYVUAHORKP4}

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	2026-05-18T02:35:46.215329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ade38492189b0ec07562c56803ba2a7f24e0babb10108e2964fbfc0e0061c60f

Aliases

arxiv: 1411.4217 · arxiv_version: 1411.4217v1 · doi: 10.48550/arxiv.1411.4217 · pith_short_12: VXRYJEQYTMHM · pith_short_16: VXRYJEQYTMHMA5LC · pith_short_8: VXRYJEQY

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/VXRYJEQYTMHMA5LCYVUAHORKP4 \
  | 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: ade38492189b0ec07562c56803ba2a7f24e0babb10108e2964fbfc0e0061c60f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f844cabf191b78d4f61123cf45bc5bd2953afdc44466b61a121f10068603ff3",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-11-16T05:38:17Z",
    "title_canon_sha256": "ae005898676e2611b7ec7fded496b24d656dd3e172b1d5eb7ab207f88b599851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4217",
    "kind": "arxiv",
    "version": 1
  }
}