Pith Number

pith:WBFFMSOO

pith:2009:WBFFMSOOV3LXLABMX5NKZ4FXEN

not attested not anchored not stored refs pending

Blow-up of solution of an initial boundary value problem for a generalized Camassa-Holm equation

Jiangbo Zhou, Lixin Tian

arxiv:0907.5506 v1 · 2009-07-31 · 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{WBFFMSOOV3LXLABMX5NKZ4FXEN}

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	2026-05-18T02:12:45.772780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b04a5649ceaed775802cbf5aacf0b72374fadd2f7f38f168fa9186b23af23a88

Aliases

arxiv: 0907.5506 · arxiv_version: 0907.5506v1 · doi: 10.48550/arxiv.0907.5506 · pith_short_12: WBFFMSOOV3LX · pith_short_16: WBFFMSOOV3LXLABM · pith_short_8: WBFFMSOO

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/WBFFMSOOV3LXLABMX5NKZ4FXEN \
  | 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: b04a5649ceaed775802cbf5aacf0b72374fadd2f7f38f168fa9186b23af23a88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78b4d1c2c1dd1eae059e91785bcfc446130156563581d0cc9e0b6ef7377cb02f",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-07-31T11:09:05Z",
    "title_canon_sha256": "f0b1809f6d5bf3b6c21f1819fa2819b4e1729d4d71aa269fcb20d4c8b083b9de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.5506",
    "kind": "arxiv",
    "version": 1
  }
}