Pith Number

pith:VAOHEUUD

pith:2009:VAOHEUUDAOVGMHSIO244A33GTT

not attested not anchored not stored refs pending

Determination of the Interior Structure of Transiting Planets in Multiple-Planet Systems

Gregory Laughlin, Konstantin Batygin, Peter Bodenheimer

arxiv:0907.5019 v1 · 2009-07-28 · 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{VAOHEUUDAOVGMHSIO244A33GTT}

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	2026-05-18T02:12:46.834813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a81c72528303aa661e4876b9c06f669cf8063988f96e7fcae11b121ab173ed1f

Aliases

arxiv: 0907.5019 · arxiv_version: 0907.5019v1 · doi: 10.48550/arxiv.0907.5019 · pith_short_12: VAOHEUUDAOVG · pith_short_16: VAOHEUUDAOVGMHSI · pith_short_8: VAOHEUUD

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/VAOHEUUDAOVGMHSIO244A33GTT \
  | 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: a81c72528303aa661e4876b9c06f669cf8063988f96e7fcae11b121ab173ed1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fee42c5561e10fa36617502b63a1a9b0683ccb5b7321716649af72a1f1fda59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-07-28T23:19:13Z",
    "title_canon_sha256": "ba4c9b5aa094836eaf9d1385937a0b93dc232978c6f07523e757efa685ce8d35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.5019",
    "kind": "arxiv",
    "version": 1
  }
}