Pith Number

pith:63LZGJEF

pith:2018:63LZGJEFKWT4TJ22NKGLQFGPDG

not attested not anchored not stored refs pending

Gaia confirms that SDSS J102915+172927 is a dwarf star

(2) Istituto Nazionale di Astrofisica, CNRS, E. Caffau (1), F. Arenou (1), F. Spite (1), G. Plum (1), M. Spite (1), N. Leclerc (1), Observatoire de Paris, O. Marchal (1), Osservatorio Astronomico di Padova), P. Bonifacio (1), P. Fran\c{c}ois (1), P. Panuzzo (1), P. Sartoretti (1)((1) GEPI, R. Haigron (1), S. Zaggia (2), Universit\'e PSL

arxiv:1804.10419 v1 · 2018-04-27 · 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{63LZGJEFKWT4TJ22NKGLQFGPDG}

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	2026-05-18T00:17:20.824551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6d793248555a7c9a75a6a8cb814cf19911f8a6ac5437d55cccb00633a5fa9fa

Aliases

arxiv: 1804.10419 · arxiv_version: 1804.10419v1 · doi: 10.48550/arxiv.1804.10419 · pith_short_12: 63LZGJEFKWT4 · pith_short_16: 63LZGJEFKWT4TJ22 · pith_short_8: 63LZGJEF

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/63LZGJEFKWT4TJ22NKGLQFGPDG \
  | 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: f6d793248555a7c9a75a6a8cb814cf19911f8a6ac5437d55cccb00633a5fa9fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "461d12d3006f7b272b11becdb7e171048222865bb145fdc9e3a0d8c2fa780279",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-27T09:42:31Z",
    "title_canon_sha256": "031cf6db787e00eb8e28194c398942d54338594dc732542413cdb62f3d0b2492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10419",
    "kind": "arxiv",
    "version": 1
  }
}