Pith Number

pith:L6F24GJ3

pith:2017:L6F24GJ3KLDGP2M2DAJR5EJNUP

not attested not anchored not stored refs pending

Stellar Spin-Orbit Alignment for Kepler-9, a Multi-transiting Planetary system with Two Outer Planets Near 2:1 Resonance

Andrew W. Howard, Brett Addison, Debra A. Fischer, Gregory Laughlin, Howard Isaacson, John M. Brewer, Songhu Wang

arxiv:1712.06409 v1 · 2017-12-18 · 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{L6F24GJ3KLDGP2M2DAJR5EJNUP}

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	2026-05-18T00:24:47.395740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f8bae193b52c667e99a18131e912da3e0aabd694d526ddc43de7c27c44b098d

Aliases

arxiv: 1712.06409 · arxiv_version: 1712.06409v1 · doi: 10.48550/arxiv.1712.06409 · pith_short_12: L6F24GJ3KLDG · pith_short_16: L6F24GJ3KLDGP2M2 · pith_short_8: L6F24GJ3

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/L6F24GJ3KLDGP2M2DAJR5EJNUP \
  | 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: 5f8bae193b52c667e99a18131e912da3e0aabd694d526ddc43de7c27c44b098d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97785a0d0300a5e7ae0ed42a5c9d368653ba3cc5dae461af9aac0a1ea83f8fb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-18T14:16:53Z",
    "title_canon_sha256": "0be540cf659b3eab2222159be0db94c3ad4f9ca4fca68c915cde8d47adf53508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06409",
    "kind": "arxiv",
    "version": 1
  }
}