Pith Number

pith:PSA23SZT

pith:2019:PSA23SZTHDESKV42JAQKSBYONO

not attested not anchored not stored refs pending

High order symplectic integrators for planetary dynamics and their implementation in REBOUND

Daniel Tamayo, Garett Brown, Hanno Rein

arxiv:1907.11335 v2 · 2019-07-25 · astro-ph.EP · astro-ph.IM · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSA23SZTHDESKV42JAQKSBYONO}

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.

Cited by

1 paper in Pith

REBOUNDx: A Library for Adding Conservative and Dissipative Forces to Otherwise Symplectic N-body Integrations

Receipt and verification

First computed	2026-07-05T00:08:35.724389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c81adcb3338c925579a4820a9070e6ba3f197db1e27cbbf3fd73481ec5e9c56

Aliases

arxiv: 1907.11335 · arxiv_version: 1907.11335v2 · doi: 10.48550/arxiv.1907.11335 · pith_short_12: PSA23SZTHDES · pith_short_16: PSA23SZTHDESKV42 · pith_short_8: PSA23SZT

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/PSA23SZTHDESKV42JAQKSBYONO \
  | 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: 7c81adcb3338c925579a4820a9070e6ba3f197db1e27cbbf3fd73481ec5e9c56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50aa978bc4e70da78d4a1fe08c5c76c7b60c925ceac43eb7967d081966595567",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-07-25T23:23:56Z",
    "title_canon_sha256": "18c763e08228dfdeaca01f465a4ab99fada65fe8d1fb7dec52846b79182f1528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11335",
    "kind": "arxiv",
    "version": 2
  }
}