Pith Number

pith:ZCVH67J2

pith:2014:ZCVH67J2THKD3ESEISOGNZ23KX

not attested not anchored not stored refs pending

A connection between the shallow-water equations and the Euler-Poincar\'e equations

Long Lee, Roberto Camassa

arxiv:1404.4900 v1 · 2014-04-18 · 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{ZCVH67J2THKD3ESEISOGNZ23KX}

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	2026-05-18T02:53:52.686547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8aa7f7d3a99d43d9244449c66e75b55dab2771a17125f3674b979f0be45fe0a

Aliases

arxiv: 1404.4900 · arxiv_version: 1404.4900v1 · doi: 10.48550/arxiv.1404.4900 · pith_short_12: ZCVH67J2THKD · pith_short_16: ZCVH67J2THKD3ESE · pith_short_8: ZCVH67J2

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/ZCVH67J2THKD3ESEISOGNZ23KX \
  | 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: c8aa7f7d3a99d43d9244449c66e75b55dab2771a17125f3674b979f0be45fe0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62d993716676db35caf95bf4f1ab1adf935ffdbaddfb285e7aa91249a6c14ebf",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-04-18T23:31:48Z",
    "title_canon_sha256": "20d4ae39aebdc75660c7800f8a797f5f97e839b1d58f40556d2df0587d233e32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4900",
    "kind": "arxiv",
    "version": 1
  }
}