Pith Number

pith:BGPQDUFA

pith:2019:BGPQDUFAI7YWSRMBL35O5IQ6VC

not attested not anchored not stored refs pending

Gaia Data Release 2 Catalogue of Extremely-low Mass White Dwarf Candidates

Ingrid Pelisoli, Joris Vos

arxiv:1907.03766 v1 · 2019-07-08 · 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{BGPQDUFAI7YWSRMBL35O5IQ6VC}

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	2026-05-17T23:40:29.693679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

099f01d0a047f16945815efaeea21ea890cec949f12ccfc8207941ad6413aef4

Aliases

arxiv: 1907.03766 · arxiv_version: 1907.03766v1 · doi: 10.48550/arxiv.1907.03766 · pith_short_12: BGPQDUFAI7YW · pith_short_16: BGPQDUFAI7YWSRMB · pith_short_8: BGPQDUFA

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/BGPQDUFAI7YWSRMBL35O5IQ6VC \
  | 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: 099f01d0a047f16945815efaeea21ea890cec949f12ccfc8207941ad6413aef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c966f2d92686ec9301b96b632354ae4ed360b0abf79fc568ba9409559c2c2aea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-07-08T18:00:03Z",
    "title_canon_sha256": "6843eb96e13c618739e4544c3094d8bbbe59a97477f28f0b299b327f2f2e94c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03766",
    "kind": "arxiv",
    "version": 1
  }
}