Pith Number

pith:VP5E42DT

pith:2023:VP5E42DT3J3UQMOVAVFT2P3237

not attested not anchored not stored refs pending

A Crystallizing White Dwarf in a Sirius-Like Quadruple System

Alexander Venner, Andrew Vanderburg, Antoine B\'edard, Simon Blouin

arxiv:2306.03140 v2 · 2023-06-05 · 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{VP5E42DT3J3UQMOVAVFT2P3237}

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	2026-07-05T06:26:02.655986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abfa4e6873da774831d5054b3d3f7adff973f8328f4063e79cb7aa95645224d2

Aliases

arxiv: 2306.03140 · arxiv_version: 2306.03140v2 · doi: 10.48550/arxiv.2306.03140 · pith_short_12: VP5E42DT3J3U · pith_short_16: VP5E42DT3J3UQMOV · pith_short_8: VP5E42DT

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/VP5E42DT3J3UQMOVAVFT2P3237 \
  | 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: abfa4e6873da774831d5054b3d3f7adff973f8328f4063e79cb7aa95645224d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "755b96fde9dcad481a3fdb63eb1427e0c5294c81dc196efd6a1e791cb7ce1de1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-06-05T18:00:05Z",
    "title_canon_sha256": "d8c2bc8aace0281c2ae55fe345c755b14fcb12d8f05204acb1314902b0fcfd12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.03140",
    "kind": "arxiv",
    "version": 2
  }
}