Pith Number

pith:26UMUSLC

pith:2009:26UMUSLCGS276FSU6EBDRLNYNK

not attested not anchored not stored refs pending

High inclination orbits in the secular quadrupolar three-body problem

Francois Farago, Jacques Laskar

arxiv:0909.2287 v1 · 2009-09-14 · 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{26UMUSLCGS276FSU6EBDRLNYNK}

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	2026-05-18T02:11:48.673457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7a8ca496234b5ff1654f10238adb86ab2a936d514b760040e93267b3a5f168e

Aliases

arxiv: 0909.2287 · arxiv_version: 0909.2287v1 · doi: 10.48550/arxiv.0909.2287 · pith_short_12: 26UMUSLCGS27 · pith_short_16: 26UMUSLCGS276FSU · pith_short_8: 26UMUSLC

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/26UMUSLCGS276FSU6EBDRLNYNK \
  | 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: d7a8ca496234b5ff1654f10238adb86ab2a936d514b760040e93267b3a5f168e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae23f7610ee6355d69179499a592951dcdea4ddab025e9a60233d6a06875f997",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-09-14T17:51:21Z",
    "title_canon_sha256": "14e18e289e08fe34d48de330f47f500a75f0da591c8b199eafe3060a05501391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2287",
    "kind": "arxiv",
    "version": 1
  }
}