Pith Number

pith:35BWE2JQ

pith:2010:35BWE2JQNU43HTZWFNR4IU5Q2Q

not attested not anchored not stored refs pending

A Third Hot White Dwarf Companion Detected by Kepler

Daniel Fabrycky, Joshua A. Carter, Saul Rappaport

arxiv:1009.3271 v2 · 2010-09-16 · 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{35BWE2JQNU43HTZWFNR4IU5Q2Q}

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	2026-05-18T02:05:27.230304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df436269306d39b3cf362b63c453b0d4298421991da27684f91b4a2fa2e3564f

Aliases

arxiv: 1009.3271 · arxiv_version: 1009.3271v2 · doi: 10.48550/arxiv.1009.3271 · pith_short_12: 35BWE2JQNU43 · pith_short_16: 35BWE2JQNU43HTZW · pith_short_8: 35BWE2JQ

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/35BWE2JQNU43HTZWFNR4IU5Q2Q \
  | 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: df436269306d39b3cf362b63c453b0d4298421991da27684f91b4a2fa2e3564f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c95333f0bf1ac61aa59518150ea543ed72956e77c42e46c27601d4bb1578de9",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-16T20:00:29Z",
    "title_canon_sha256": "e2fe7e92da8a4045d95010b4d3537976c37ebebe66b8761708b6af427706ece4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3271",
    "kind": "arxiv",
    "version": 2
  }
}