Pith Number

pith:7AA6A6LC

pith:2018:7AA6A6LCWOYQDJ2M6JMVB7YJ3S

not attested not anchored not stored refs pending

On a class of third-order nonlocal Hamiltonian operators

E.V. Ferapontov, M. Casati, M.V. Pavlov, R.F. Vitolo

arxiv:1805.00746 v1 · 2018-05-02 · math-ph · math.DG · 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{7AA6A6LCWOYQDJ2M6JMVB7YJ3S}

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	2026-05-17T23:46:09.696803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f801e07962b3b101a74cf25950ff09dc9abc31e890c4ad4ea7513a871afa4860

Aliases

arxiv: 1805.00746 · arxiv_version: 1805.00746v1 · doi: 10.48550/arxiv.1805.00746 · pith_short_12: 7AA6A6LCWOYQ · pith_short_16: 7AA6A6LCWOYQDJ2M · pith_short_8: 7AA6A6LC

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/7AA6A6LCWOYQDJ2M6JMVB7YJ3S \
  | 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: f801e07962b3b101a74cf25950ff09dc9abc31e890c4ad4ea7513a871afa4860

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2cc6ec9128b8cf91424be9af9188324e679129c9a791482ba777c1d2e4db7e4",
    "cross_cats_sorted": [
      "math.DG",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-05-02T11:47:40Z",
    "title_canon_sha256": "d0170e572153f342a7d88d089de9f176e3670085a9c932e7817e935d12b4ba1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00746",
    "kind": "arxiv",
    "version": 1
  }
}