Pith Number

pith:DWS7XK3Z

pith:2013:DWS7XK3ZHRKNUCGJKAZ7BNL4H4

not attested not anchored not stored refs pending

The Roche limit for close-orbiting planets: Minimum density, composition constraints, and application to the 4.2-hour planet KOI 1843.03

Alan Levine, Joshua N. Winn, Leslie A. Rogers, Roberto Sanchis-Ojeda, Saul Rappaport

arxiv:1307.4080 v1 · 2013-07-15 · 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{DWS7XK3ZHRKNUCGJKAZ7BNL4H4}

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	2026-05-18T01:48:49.981935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1da5fbab793c54da08c95033f0b57c3f0176d236d26890b9c018dee4d2e2c5a4

Aliases

arxiv: 1307.4080 · arxiv_version: 1307.4080v1 · doi: 10.48550/arxiv.1307.4080 · pith_short_12: DWS7XK3ZHRKN · pith_short_16: DWS7XK3ZHRKNUCGJ · pith_short_8: DWS7XK3Z

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/DWS7XK3ZHRKNUCGJKAZ7BNL4H4 \
  | 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: 1da5fbab793c54da08c95033f0b57c3f0176d236d26890b9c018dee4d2e2c5a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb06f2f2a41ba0d010908ea53c64275e21a3bf7b25acf2691c2d526d79f8426f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-07-15T20:00:01Z",
    "title_canon_sha256": "aa3f31abe086daea0ab80a5304191beb953f470447fbdb39fa42822ecf494ea6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4080",
    "kind": "arxiv",
    "version": 1
  }
}