Pith Number

pith:HTRN43BR

pith:2002:HTRN43BR2ZIRWT4OAHEFSK2LXP

not attested not anchored not stored refs pending

Integrable and non-integrable equations with peakons

A. Degasperis, A.N.W. Hone, D.D. Holm

arxiv:nlin/0209008 v1 · 2002-09-03 · 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{HTRN43BR2ZIRWT4OAHEFSK2LXP}

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	2026-05-18T00:37:24.917074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ce2de6c31d6511b4f8e01c8592b4bbbdafdaa4549fd8936596c6cb93a6ec317

Aliases

arxiv: nlin/0209008 · arxiv_version: nlin/0209008v1 · doi: 10.48550/arxiv.nlin/0209008 · pith_short_12: HTRN43BR2ZIR · pith_short_16: HTRN43BR2ZIRWT4O · pith_short_8: HTRN43BR

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/HTRN43BR2ZIRWT4OAHEFSK2LXP \
  | 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: 3ce2de6c31d6511b4f8e01c8592b4bbbdafdaa4549fd8936596c6cb93a6ec317

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b178216b8f025fd51bbfb9664f1a14bcb9fecc74cb47cf7ccfc9bfb8de84ba0a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2002-09-03T09:42:44Z",
    "title_canon_sha256": "2c1e8600cb7d905e468605ea8f500e48e89dff2c1bfc660d8c6ee8437397438c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0209008",
    "kind": "arxiv",
    "version": 1
  }
}