Pith Number

pith:FCNVRLO2

pith:2018:FCNVRLO24WQWOFD6ZFZYULT2ZW

not attested not anchored not stored refs pending

A White Dwarf catalogue from Gaia-DR2 and the Virtual Observatory

A. Rebassa-Mansergas, C. Cantero, C. Rodrigo, E. Solano, F. M. Jim\'enez-Esteban, G. Skorobogatov, S. Torres

arxiv:1807.02559 v2 · 2018-07-06 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCNVRLO24WQWOFD6ZFZYULT2ZW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:08:14.489604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

289b58addae5a167147ec9738a2e7acd860bdcfa4e4b19f64a41aa9b470b95cd

Aliases

arxiv: 1807.02559 · arxiv_version: 1807.02559v2 · doi: 10.48550/arxiv.1807.02559 · pith_short_12: FCNVRLO24WQW · pith_short_16: FCNVRLO24WQWOFD6 · pith_short_8: FCNVRLO2

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/FCNVRLO24WQWOFD6ZFZYULT2ZW \
  | 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: 289b58addae5a167147ec9738a2e7acd860bdcfa4e4b19f64a41aa9b470b95cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c86c9dee1f5bceec14e5110ab368dc1c7e0eb682e4d7d8c9e45a9a6c0418ca41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-06T20:35:39Z",
    "title_canon_sha256": "903df7b4d8e2a7a7e25f3316e6992aabee7cf8820416da7766b3004a0ae1355d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02559",
    "kind": "arxiv",
    "version": 2
  }
}