Pith Number

pith:UBLJMLRS

pith:2014:UBLJMLRS5V44YMUZ5V72HHIZZU

not attested not anchored not stored refs pending

A family of wave-breaking equations generalizing the Camassa-Holm and Novikov equations

Igor Leite Freire, Priscila Leal da Silva, Stephen C. Anco

arxiv:1412.4415 v2 · 2014-12-14 · nlin.SI · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UBLJMLRS5V44YMUZ5V72HHIZZU}

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	2026-05-18T01:04:57.997377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a056962e32ed79cc3299ed7fa39d19cd30efa8eb73747a8b6eb0e6618256ca3d

Aliases

arxiv: 1412.4415 · arxiv_version: 1412.4415v2 · doi: 10.48550/arxiv.1412.4415 · pith_short_12: UBLJMLRS5V44 · pith_short_16: UBLJMLRS5V44YMUZ · pith_short_8: UBLJMLRS

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/UBLJMLRS5V44YMUZ5V72HHIZZU \
  | 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: a056962e32ed79cc3299ed7fa39d19cd30efa8eb73747a8b6eb0e6618256ca3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fe0a361d682ea712fbde6682696350fce38acee3a07a5852b54f43fdd8cda74",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2014-12-14T21:40:43Z",
    "title_canon_sha256": "8068f11970a59d5fd8f3262d85d92a042925fc37160e91570368ab770b826897"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4415",
    "kind": "arxiv",
    "version": 2
  }
}