Pith Number

pith:VHDF67XY

pith:2018:VHDF67XYC4RM2JILYQ7633UVOI

not attested not anchored not stored refs pending

La stabilit\'e des lunes de Saturne, Janus et \'Epim\'eth\'ee: de l'observation astronomique \`a la th\'eorie KAM

Alexandre Pousse, Laurent Niederman, Philippe Robutel

arxiv:1807.10220 v1 · 2018-07-25 · math.HO · 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{VHDF67XYC4RM2JILYQ7633UVOI}

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	2026-05-18T00:09:45.024387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c65f7ef81722cd250bc43fedee95721a0985285b1c871ee0a9c84b6d4948eb

Aliases

arxiv: 1807.10220 · arxiv_version: 1807.10220v1 · doi: 10.48550/arxiv.1807.10220 · pith_short_12: VHDF67XYC4RM · pith_short_16: VHDF67XYC4RM2JIL · pith_short_8: VHDF67XY

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/VHDF67XYC4RM2JILYQ7633UVOI \
  | 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: a9c65f7ef81722cd250bc43fedee95721a0985285b1c871ee0a9c84b6d4948eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6e2a877dea6a45dcd28f7315159e9e9dd6477cffded7b9ba77354a29ac9c212",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2018-07-25T16:13:44Z",
    "title_canon_sha256": "6239b6af63203ee98e7752fb45fc6640cd5a98d9dbabc92c3b7150fe1546e6b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10220",
    "kind": "arxiv",
    "version": 1
  }
}