Pith Number

pith:67VNACZX

pith:1996:67VNACZXDHDGWD46KDQNQAWYIO

not attested not anchored not stored refs pending

Classical Billiards in a Magnetic Field and a Potential

EPF-Lausanne, (Institut de Physique Th\'eorique, N. Berglund, Switzerland)

arxiv:chao-dyn/9612016 v1 · 1996-12-09 · chao-dyn · 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{67VNACZXDHDGWD46KDQNQAWYIO}

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	2026-05-18T04:33:48.978436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7ead00b3719c66b0f9e50e0d802d84384eb54c2eb972d6c94a1afcce62de667

Aliases

arxiv: chao-dyn/9612016 · arxiv_version: chao-dyn/9612016v1 · doi: 10.48550/arxiv.chao-dyn/9612016 · pith_short_12: 67VNACZXDHDG · pith_short_16: 67VNACZXDHDGWD46 · pith_short_8: 67VNACZX

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/67VNACZXDHDGWD46KDQNQAWYIO \
  | 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: f7ead00b3719c66b0f9e50e0d802d84384eb54c2eb972d6c94a1afcce62de667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64d07ef5d351bdd4d87458a888ca0c12aacf0d43760440a360d0b4aac388ff74",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1996-12-09T15:40:11Z",
    "title_canon_sha256": "b00594219f416139282b98a558ef923e32d99254eecf061e055a470a2bb4e0b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9612016",
    "kind": "arxiv",
    "version": 1
  }
}