Pith Number

pith:QL6GBQKV

pith:2015:QL6GBQKV2DS7AS4CLHCLYTWVOR

not attested not anchored not stored refs pending

Classifying orbits in the classical Henon-Heiles Hamiltonian system

Euaggelos E. Zotos

arxiv:1502.02510 v1 · 2015-02-09 · 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{QL6GBQKV2DS7AS4CLHCLYTWVOR}

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	2026-05-18T00:34:16.254016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82fc60c155d0e5f04b8259c4bc4ed5745b74412ec71ef141e2ccd1fdbb616dfe

Aliases

arxiv: 1502.02510 · arxiv_version: 1502.02510v1 · doi: 10.48550/arxiv.1502.02510 · pith_short_12: QL6GBQKV2DS7 · pith_short_16: QL6GBQKV2DS7AS4C · pith_short_8: QL6GBQKV

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/QL6GBQKV2DS7AS4CLHCLYTWVOR \
  | 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: 82fc60c155d0e5f04b8259c4bc4ed5745b74412ec71ef141e2ccd1fdbb616dfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c76b0845719c491fac3c6bfcdda44a48a6845366026c38333be204477a8720b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2015-02-09T14:54:46Z",
    "title_canon_sha256": "873431b6cd957c108252d7376886aa03c69a747973df22fd5be894fdf85da6a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02510",
    "kind": "arxiv",
    "version": 1
  }
}