Pith Number

pith:D2NDZXUN

pith:2011:D2NDZXUNPA6ZP6LS5GXIFD5WWX

not attested not anchored not stored refs pending

Waltzing peakons and compacton pairs in a cross-coupled Camassa-Holm equation

Colin Cotter, Darryl Holm, James Percival, Rossen Ivanov

arxiv:1103.3326 v1 · 2011-03-17 · nlin.CD · math-ph · math.AP · 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{D2NDZXUNPA6ZP6LS5GXIFD5WWX}

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	2026-05-18T02:02:50.476010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e9a3cde8d783d97f972e9ae828fb6b5d1921b036cb1d1a854dbc7da7da8812e

Aliases

arxiv: 1103.3326 · arxiv_version: 1103.3326v1 · doi: 10.48550/arxiv.1103.3326 · pith_short_12: D2NDZXUNPA6Z · pith_short_16: D2NDZXUNPA6ZP6LS · pith_short_8: D2NDZXUN

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/D2NDZXUNPA6ZP6LS5GXIFD5WWX \
  | 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: 1e9a3cde8d783d97f972e9ae828fb6b5d1921b036cb1d1a854dbc7da7da8812e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a17e494883b6706ed8934321645fe90d075529bd4f7a61ba3b6626170129dfb",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2011-03-17T02:13:14Z",
    "title_canon_sha256": "fc8c94845c31ef335db9d7cc9bfdcf68376d675de62b9c86967134c09d6ec75b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3326",
    "kind": "arxiv",
    "version": 1
  }
}