Pith Number

pith:4VPHQASR

pith:2026:4VPHQASRBWWPMTLPFHOJ3AUN2X

not attested not anchored not stored refs pending

Recurrence in two degrees of freedom Hamiltonian flows

Edson Denis Leonel, Iber\^e Luiz Caldas, Jos\'e Danilo Szezech Jr, Leonardo Costa de Souza, Matheus Rolim Sales

arxiv:2606.23501 v1 · 2026-06-22 · nlin.CD · physics.class-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VPHQASRBWWPMTLPFHOJ3AUN2X}

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	2026-06-23T03:14:21.707845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e55e7802510dacf64d6f29dc9d828dd5fc5721c48f4e0f6597b1c43db8f338fa

Aliases

arxiv: 2606.23501 · arxiv_version: 2606.23501v1 · doi: 10.48550/arxiv.2606.23501 · pith_short_12: 4VPHQASRBWWP · pith_short_16: 4VPHQASRBWWPMTLP · pith_short_8: 4VPHQASR

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/4VPHQASRBWWPMTLPFHOJ3AUN2X \
  | 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: e55e7802510dacf64d6f29dc9d828dd5fc5721c48f4e0f6597b1c43db8f338fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00ba946c0d5a2abe70c6051d2aeb95be3841b2cd4c9707f617ae47b63a67cf75",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2026-06-22T15:47:35Z",
    "title_canon_sha256": "46bb29ca0f5f884ac701e785bb0ec7493ec5301ec50149003fd98b53f0aef059"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23501",
    "kind": "arxiv",
    "version": 1
  }
}