Pith Number

pith:WHHTCULF

pith:2015:WHHTCULFNAC4STK4P7HQO2XXJQ

not attested not anchored not stored refs pending

Discovery and Validation of Kepler-452b: A 1.6-Re Super Earth Exoplanet in the Habitable Zone of a G2 Star

Allyson Bieryla, Angie Wolfgang, Christopher E. Henze, Daniel Huber, David R. Ciardi, David W. Latham, Douglas A. Caldwell, Dwight Sanderfer, Erik Petigura, Geoffrey W. Marcy, Gilbert A. Esquerdo, Guillermo Torres, Howard Isaacson, Ivan Ramirez, Jason F. Rowe, Jennifer R. Campbell, Jie Li, Jon M. Jenkins, Joseph D. Twicken, Joseph H. Catanzarite, Lars Buchhave, Michael Endl, Natalie M. Batalha, Peter Tenenbaum, Ronald L. Gilliland, Shawn Seader, Stephen T. Bryson, William D. Cochran, William J. Borucki

arxiv:1507.06723 v1 · 2015-07-24 · 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{WHHTCULFNAC4STK4P7HQO2XXJQ}

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	2026-05-18T01:36:21.992224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1cf3151656805c94d5c7fcf076af74c01e173787a085a2cdee6438c944d91db

Aliases

arxiv: 1507.06723 · arxiv_version: 1507.06723v1 · doi: 10.48550/arxiv.1507.06723 · pith_short_12: WHHTCULFNAC4 · pith_short_16: WHHTCULFNAC4STK4 · pith_short_8: WHHTCULF

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/WHHTCULFNAC4STK4P7HQO2XXJQ \
  | 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: b1cf3151656805c94d5c7fcf076af74c01e173787a085a2cdee6438c944d91db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f54e9b26c7b0967c23a98277729f6bfe9c6daf21153bce9f09892518ada1c22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-07-24T02:05:15Z",
    "title_canon_sha256": "e2617d5787cf0e5d1c41216d106d7ac024f3ff9c993356eb2ca2e34ed0743f7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06723",
    "kind": "arxiv",
    "version": 1
  }
}