Pith Number

pith:PD4B3RY4

pith:2018:PD4B3RY4IXYM2SM5XCCATANPTM

not attested not anchored not stored refs pending

Chaotic dynamics in the planar gravitational many-body problem with rigid body rotations

Andrew L. Krause, Attila Kovacs, Ferran Brosa Planella, James A. Kwiecinski, Robert A. Van Gorder

arxiv:1801.02458 v2 · 2018-01-03 · astro-ph.EP · 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{PD4B3RY4IXYM2SM5XCCATANPTM}

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	2026-05-18T00:11:39.052952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78f81dc71c45f0cd499db8840981af9b0c32d9191503b3f9e0fdf09b109eee61

Aliases

arxiv: 1801.02458 · arxiv_version: 1801.02458v2 · doi: 10.48550/arxiv.1801.02458 · pith_short_12: PD4B3RY4IXYM · pith_short_16: PD4B3RY4IXYM2SM5 · pith_short_8: PD4B3RY4

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/PD4B3RY4IXYM2SM5XCCATANPTM \
  | 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: 78f81dc71c45f0cd499db8840981af9b0c32d9191503b3f9e0fdf09b109eee61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e7ad7c59b545a45e6a340584aaeddee641d802690e8d77238d68209024ce0ff",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-03T17:09:29Z",
    "title_canon_sha256": "a60c979d7a5f5ccf5f48621adbc672529f740c9f214ae0a2661cc3f3af7e0c7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02458",
    "kind": "arxiv",
    "version": 2
  }
}