Pith Number

pith:RZRJ2DJD

pith:2010:RZRJ2DJDBFUOUW26K2BT4RCN7Q

not attested not anchored not stored refs pending

Kepler-4b: Hot Neptune-Like Planet of a G0 Star Near Main-Sequence Turnoff

1), (10) United States Naval Observatory, (11) National Optical Astronomy Observatories, (12) Space Telescope Science Institute), (2) Las Cumbres Observatory Global Telescope, (3) University of California-Berkeley, (4) San Jose State University, (5) University of Texas at Austin, (6) SETI Institute, (7) Lowell Observatory, (8) Harvard-Smithsonian Center for Astrophysics, (9) Jet Propulsion Laboratory/California Institute of Technology, David Monet (10), David W. Latham (8), Davig G. Koch (1), Dimitar Sasselov (8) ((1) NASA/Ames Research Center, Douglas A. Caldwell (1), Edward W. Dunham (7), Geoffrey W. Marcy (3), Gibor Basri (3), Jack J. Lissauer (1), Jason F. Rowe (1), John C. Geary (8), Jon M. Jenkins (6, Natalie Batalha (4), Ronald L. Gilliland (12), Steve B. Howell (11), Thomas N. Gautier III (9), Timothy M. Brown (2), William D. Cochran (5), William J. Borucki (1)

arxiv:1001.0604 v1 · 2010-01-04 · 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{RZRJ2DJDBFUOUW26K2BT4RCN7Q}

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	2026-05-18T02:10:05.147339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e629d0d230968ea5b5e56833e444dfc29cc2c915ec9cda900d8151f6f5cee9a

Aliases

arxiv: 1001.0604 · arxiv_version: 1001.0604v1 · doi: 10.48550/arxiv.1001.0604 · pith_short_12: RZRJ2DJDBFUO · pith_short_16: RZRJ2DJDBFUOUW26 · pith_short_8: RZRJ2DJD

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/RZRJ2DJDBFUOUW26K2BT4RCN7Q \
  | 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: 8e629d0d230968ea5b5e56833e444dfc29cc2c915ec9cda900d8151f6f5cee9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837fda2032e6637888d0f76efd18971d9df085b23740cb59ee199b8a83d73c8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-01-04T23:21:40Z",
    "title_canon_sha256": "0e0997c68bf2002056276d30155269259c4c48f3434171afcfc594ae96e3b665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0604",
    "kind": "arxiv",
    "version": 1
  }
}