Pith Number

pith:R3ACO6MT

pith:2018:R3ACO6MT6IHBXF6IC4LSYGQB5C

not attested not anchored not stored refs pending

Kepler-503b: An Object at the Hydrogen Burning Mass Limit Orbiting a Subgiant Star

Caleb I. Ca\~nas, Chad F. Bender, D. A. Garc\'ia-Hern\'andez, Donald P. Schneider, Fred R. Hearty, Keivan G. Stassun, Kevin R. Covey, Nathan De Lee, Robert F. Wilson, Scott W. Fleming, Steven R. Majewski, Suvrath Mahadevan, Thomas G. Beatty

arxiv:1805.08820 v2 · 2018-05-22 · astro-ph.SR · 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{R3ACO6MT6IHBXF6IC4LSYGQB5C}

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.

Cited by

1 paper in Pith

TOI-7154b: A Close-in Massive Brown Dwarf in an Eccentric Orbit

Receipt and verification

First computed	2026-05-18T00:12:02.215681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ec0277993f20e1b97c817172c1a01e880c1c28334ba161ddc330037886bb91c

Aliases

arxiv: 1805.08820 · arxiv_version: 1805.08820v2 · doi: 10.48550/arxiv.1805.08820 · pith_short_12: R3ACO6MT6IHB · pith_short_16: R3ACO6MT6IHBXF6I · pith_short_8: R3ACO6MT

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/R3ACO6MT6IHBXF6IC4LSYGQB5C \
  | 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: 8ec0277993f20e1b97c817172c1a01e880c1c28334ba161ddc330037886bb91c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f9f70c7cc8f20bb6751a7eac069fb480716e08c575f1d91f4ba52299e14dcb8",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-22T19:13:30Z",
    "title_canon_sha256": "de7e16785fd2253f01891595109e47f7703006a355c158e8b06c103ad21c9d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08820",
    "kind": "arxiv",
    "version": 2
  }
}