Pith Number

pith:R2LUBROV

pith:2011:R2LUBROVXEQWJ62WBMTSPFOZHF

not attested not anchored not stored refs pending

Planetary Phase Variations of the 55 Cancri System

David R. Ciardi, Dawn M. Gelino, Diana Dragomir, Kaspar von Braun, Stephen R. Kane

arxiv:1105.1716 v3 · 2011-05-09 · 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{R2LUBROVXEQWJ62WBMTSPFOZHF}

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	2026-05-18T02:02:02.458190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e9740c5d5b92164fb560b272795d9397a4ea14537dbdebdc29d6b78bfcccbec

Aliases

arxiv: 1105.1716 · arxiv_version: 1105.1716v3 · doi: 10.48550/arxiv.1105.1716 · pith_short_12: R2LUBROVXEQW · pith_short_16: R2LUBROVXEQWJ62W · pith_short_8: R2LUBROV

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/R2LUBROVXEQWJ62WBMTSPFOZHF \
  | 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: 8e9740c5d5b92164fb560b272795d9397a4ea14537dbdebdc29d6b78bfcccbec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73e475ad5adca49b0a8636348d32509e225ebdecdfbebe3a0ce7d5aa390c5d5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-05-09T16:18:14Z",
    "title_canon_sha256": "d594224b639fe9b79f383457ca44da84ec11c3448cea2d14f3b635bf74b07246"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1716",
    "kind": "arxiv",
    "version": 3
  }
}