Pith Number

pith:HPB3W3PC

pith:2011:HPB3W3PCEFATJNCI6NEFV5HQBJ

not attested not anchored not stored refs pending

Predicting Planets in Kepler Multi-Planet Systems

Jean-Luc Margot, Julia Fang

arxiv:1112.0337 v2 · 2011-12-01 · 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{HPB3W3PCEFATJNCI6NEFV5HQBJ}

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	2026-05-18T01:59:18.289962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bc3bb6de2214134b448f3485af4f00a682eac184d2963f86606b685e14547a4

Aliases

arxiv: 1112.0337 · arxiv_version: 1112.0337v2 · doi: 10.48550/arxiv.1112.0337 · pith_short_12: HPB3W3PCEFAT · pith_short_16: HPB3W3PCEFATJNCI · pith_short_8: HPB3W3PC

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/HPB3W3PCEFATJNCI6NEFV5HQBJ \
  | 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: 3bc3bb6de2214134b448f3485af4f00a682eac184d2963f86606b685e14547a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2c3e8e05e6082502044f2337bab9b0643218ab4e731392811b2760c102e258c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-12-01T21:42:08Z",
    "title_canon_sha256": "7b4b88d1d4eb752e3ac8e9dd68b3d5893720255a929cf12c94caa920899a5783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0337",
    "kind": "arxiv",
    "version": 2
  }
}