Pith Number

pith:PQRLU3PZ

pith:2013:PQRLU3PZVVLDWFWLULDKFTTSLC

not attested not anchored not stored refs pending

On the co-orbital motion of two planets in quasi-circular orbits

Alexandre Pousse (IMCCE), Philippe Robutel (IMCCE)

arxiv:1304.1048 v2 · 2013-04-03 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQRLU3PZVVLDWFWLULDKFTTSLC}

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	2026-05-18T01:50:43.413669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c22ba6df9ad563b16cba2c6a2ce72588401f1e73eb805c6d2b73b5e5a3150b5

Aliases

arxiv: 1304.1048 · arxiv_version: 1304.1048v2 · doi: 10.48550/arxiv.1304.1048 · pith_short_12: PQRLU3PZVVLD · pith_short_16: PQRLU3PZVVLDWFWL · pith_short_8: PQRLU3PZ

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/PQRLU3PZVVLDWFWLULDKFTTSLC \
  | 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: 7c22ba6df9ad563b16cba2c6a2ce72588401f1e73eb805c6d2b73b5e5a3150b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5fcb2db4744e1ec65db626273f2606574c6a64730c2f19e0d8cd8868ebfed76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-04-03T18:45:01Z",
    "title_canon_sha256": "7888a2e4b3ed1c5f1e0a1807a5521cb78891cd42c86f90c55429900b9ce036fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1048",
    "kind": "arxiv",
    "version": 2
  }
}