Pith Number

pith:CJFAQJYE

pith:2009:CJFAQJYE4V7O2EPA3AZTBIULWY

not attested not anchored not stored refs pending

Limits on Unresolved Planetary Companions to White Dwarf Remnants of 14 Intermediate-Mass Stars

Andrew Gould, Detlev Koester, Mukremin Kilic

arxiv:0909.2038 v2 · 2009-09-10 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJFAQJYE4V7O2EPA3AZTBIULWY}

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	2026-05-18T02:34:30.481590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

124a082704e57eed11e0d83330a28bb62cb256a5cac1496106722791a8a73806

Aliases

arxiv: 0909.2038 · arxiv_version: 0909.2038v2 · doi: 10.48550/arxiv.0909.2038 · pith_short_12: CJFAQJYE4V7O · pith_short_16: CJFAQJYE4V7O2EPA · pith_short_8: CJFAQJYE

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/CJFAQJYE4V7O2EPA3AZTBIULWY \
  | 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: 124a082704e57eed11e0d83330a28bb62cb256a5cac1496106722791a8a73806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b56b32561076d18e46a0e0951dde01e1f0efaa0943b7614afb4f7e5cbc878a90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-10T20:02:13Z",
    "title_canon_sha256": "e2a7acb8e22f180b8aff41bef6bc52b12c85e9182387db24d23bab4e1f85befa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2038",
    "kind": "arxiv",
    "version": 2
  }
}