Pith Number

pith:6MWY7JZP

pith:2025:6MWY7JZPUR74PWJWCS46LBCXZD

not attested not anchored not stored refs pending

The N-species integrable Volterra system as a maximally superintegrable Hamiltonian system

Federico Zullo, Orlando Ragnisco

arxiv:2505.09487 v4 · 2025-05-14 · 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{6MWY7JZPUR74PWJWCS46LBCXZD}

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.

Cited by

2 papers in Pith

Integrable systems from Poisson reductions of generalized Hamiltonian torus actions

Receipt and verification

First computed	2026-07-05T11:19:07.264792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f32d8fa72fa47fc7d93614b9e58457c8d5f28b68148d92166f375c5899ae507a

Aliases

arxiv: 2505.09487 · arxiv_version: 2505.09487v4 · doi: 10.48550/arxiv.2505.09487 · pith_short_12: 6MWY7JZPUR74 · pith_short_16: 6MWY7JZPUR74PWJW · pith_short_8: 6MWY7JZP

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/6MWY7JZPUR74PWJWCS46LBCXZD \
  | 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: f32d8fa72fa47fc7d93614b9e58457c8d5f28b68148d92166f375c5899ae507a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1645595655c7f551802fa8e4ade515bad1d5a280309c9bf00dae359dffe6ad75",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2025-05-14T15:37:09Z",
    "title_canon_sha256": "c201aa10be72b4e3ca5c26c21bacdd97637866bbe058c99b6ddece16b84f0504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.09487",
    "kind": "arxiv",
    "version": 4
  }
}