Pith Number

pith:PQ2ODOV3

pith:2026:PQ2ODOV3YNLEZBZHJFCCJ7H44M

not attested not anchored not stored refs pending

Beyond the Largest Lyapunov Exponent: Entropy-Based Diagnostics of Chaos in Henon-Heiles and N-Body Dynamics

Alessandro Alberto Trani, Michele Ginolfi, Pierfrancesco Di Cintio

arxiv:2603.24675 v2 · 2026-03-25 · astro-ph.EP · astro-ph.GA · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQ2ODOV3YNLEZBZHJFCCJ7H44M}

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	2026-07-07T02:17:22.254684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c34e1babbc3564c8727494424fcfce321a384b5c254b9060b72c4a7dbdc348e

Aliases

arxiv: 2603.24675 · arxiv_version: 2603.24675v2 · doi: 10.48550/arxiv.2603.24675 · pith_short_12: PQ2ODOV3YNLE · pith_short_16: PQ2ODOV3YNLEZBZH · pith_short_8: PQ2ODOV3

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/PQ2ODOV3YNLEZBZHJFCCJ7H44M \
  | 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: 7c34e1babbc3564c8727494424fcfce321a384b5c254b9060b72c4a7dbdc348e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cce7759d54e7acb1c54d7ba772a3dcc82ab4e007e84c85d737afd6221dc48024",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-03-25T18:00:10Z",
    "title_canon_sha256": "1e4906be2e4d643fbc57cd3cb62347f13288bbfe6cb90e360e1e4c5b15473fc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.24675",
    "kind": "arxiv",
    "version": 2
  }
}