Pith Number

pith:PCFQHNSF

pith:2020:PCFQHNSFZLHUBRBT7NQWS2GJ2A

not attested not anchored not stored refs pending

$\textit{Gaia}$ white dwarfs within 40 pc I: spectroscopic observations of new candidates

A. Nitta, A. Rebassa-Mansergas, B. T. G\"ansicke, C. J. Manser, D. de Martino, D. Koester, E. Cukanovaite, I. Pelisoli, J. Farihi, J. J. Hermes, J.-J. Ren, J. McCleery, M. A. Hollands, M. J. Hoskin, M. R. Schreiber, N. Giammichele, N. P. Gentile Fusillo, O. Toloza, P.-E. Tremblay, P. Izquierdo, R. Raddi, R. Silvotti, S. Charpinet, S. G. Parsons, S. J. Kleinman, S. Jordan, S. O. Kepler, S. Toonen, S. Torres, T. Cunningham, T. R. Marsh, V. Van Grootel, W. R. Brown

arxiv:2006.00965 v2 · 2020-06-01 · 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{PCFQHNSFZLHUBRBT7NQWS2GJ2A}

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	2026-07-05T01:16:54.418129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

788b03b645cacf40c433fb616968c9d0150a3972f8b978a6837e011eed82c8aa

Aliases

arxiv: 2006.00965 · arxiv_version: 2006.00965v2 · doi: 10.48550/arxiv.2006.00965 · pith_short_12: PCFQHNSFZLHU · pith_short_16: PCFQHNSFZLHUBRBT · pith_short_8: PCFQHNSF

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/PCFQHNSFZLHUBRBT7NQWS2GJ2A \
  | 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: 788b03b645cacf40c433fb616968c9d0150a3972f8b978a6837e011eed82c8aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35041db3d5527e1dfa353030b4ca43b917075c0648d02c664bb6fcb25dfed174",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-01T14:22:10Z",
    "title_canon_sha256": "23fcce5f101f569cd8bc02532cb5f05de1872d99388bbcc69f3e7b33ac0cdbcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.00965",
    "kind": "arxiv",
    "version": 2
  }
}