Pith Number

pith:54XQQBCC

pith:2009:54XQQBCC6YUZSCW6NINQOXDSS4

not attested not anchored not stored refs pending

A collisionless scenario for Uranus tilting

Gwena\"el Bou\'e, Jacques Laskar

arxiv:0912.0181 v2 · 2009-12-01 · 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{54XQQBCC6YUZSCW6NINQOXDSS4}

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	2026-05-18T02:10:35.112189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef2f080442f629990ade6a1b075c72970cadfe7971065d352cf3afe6b7440600

Aliases

arxiv: 0912.0181 · arxiv_version: 0912.0181v2 · doi: 10.48550/arxiv.0912.0181 · pith_short_12: 54XQQBCC6YUZ · pith_short_16: 54XQQBCC6YUZSCW6 · pith_short_8: 54XQQBCC

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/54XQQBCC6YUZSCW6NINQOXDSS4 \
  | 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: ef2f080442f629990ade6a1b075c72970cadfe7971065d352cf3afe6b7440600

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "164a9af438329429cb6c61cab6f1f5453501f71846bc585a661f8aac3486644c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-12-01T15:43:19Z",
    "title_canon_sha256": "5f79d3b6b9dbdeb07489d0dcd1de2be79ae5309da773cad834e8186f3d892827"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0181",
    "kind": "arxiv",
    "version": 2
  }
}