Pith Number

pith:5HC5HXOL

pith:2009:5HC5HXOLHBM4QGGT5OXV5J5J2P

not attested not anchored not stored refs pending

Fractal Weyl law behavior in an open, chaotic Hamiltonian system

David Farrelly, F. Borondo, Jordan A. Ramilowski, S. D. Prado

arxiv:0911.1109 v1 · 2009-11-05 · quant-ph · 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{5HC5HXOLHBM4QGGT5OXV5J5J2P}

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	2026-05-18T02:10:59.126010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9c5d3ddcb3859c818d3ebaf5ea7a9d3dc362d8453012dd4851a04372c664458

Aliases

arxiv: 0911.1109 · arxiv_version: 0911.1109v1 · doi: 10.48550/arxiv.0911.1109 · pith_short_12: 5HC5HXOLHBM4 · pith_short_16: 5HC5HXOLHBM4QGGT · pith_short_8: 5HC5HXOL

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/5HC5HXOLHBM4QGGT5OXV5J5J2P \
  | 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: e9c5d3ddcb3859c818d3ebaf5ea7a9d3dc362d8453012dd4851a04372c664458

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9ffbd432e232e809091b1ee4921a5ad6110c393ef188d1f52bc5af3d869fcbc",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-11-05T19:36:28Z",
    "title_canon_sha256": "a8536fcacde8a949e1b7a26b33f5c0109adc3073f95197133ccbb1270ad2a6d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1109",
    "kind": "arxiv",
    "version": 1
  }
}