Pith Number

pith:Y4NYIR6J

pith:2019:Y4NYIR6J74J4UQGV7RAFD67PHN

not attested not anchored not stored refs pending

Integrability, existence of global solutions and wave breaking criteria for a generalization of the Camassa-Holm equation

Igor Leite Freire, Priscila Leal da Silva

arxiv:1906.00304 v3 · 2019-06-01 · math.AP · 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{Y4NYIR6J74J4UQGV7RAFD67PHN}

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	2026-07-05T01:21:45.864041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c71b8447c9ff13ca40d5fc4051fbef3b48f2fc3f4a9bddf452581ebef8e90415

Aliases

arxiv: 1906.00304 · arxiv_version: 1906.00304v3 · doi: 10.48550/arxiv.1906.00304 · pith_short_12: Y4NYIR6J74J4 · pith_short_16: Y4NYIR6J74J4UQGV · pith_short_8: Y4NYIR6J

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/Y4NYIR6J74J4UQGV7RAFD67PHN \
  | 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: c71b8447c9ff13ca40d5fc4051fbef3b48f2fc3f4a9bddf452581ebef8e90415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "687d46dd5b83773aedfc6432e0372a64b5d708d39fae8f370c0852a15aa72eb7",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-06-01T22:39:42Z",
    "title_canon_sha256": "8ffcedeaf19d7c997e92166276cce44b86fc30e2c6b26ca8c3bbe8ef61068f9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00304",
    "kind": "arxiv",
    "version": 3
  }
}