Pith Number

pith:RAQJBVRW

pith:2012:RAQJBVRW7KIQLA23IE5SIIWA4V

not attested not anchored not stored refs pending

The Link Between Planetary Systems, Dusty White Dwarfs, and Metal Polluted White Dwarfs

C. Stark, J. Debes, K. Walsh

arxiv:1201.0756 v1 · 2012-01-03 · 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{RAQJBVRW7KIQLA23IE5SIIWA4V}

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	2026-05-18T01:58:58.280918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

882090d636fa9105835b413b2422c0e561ce37b7502fe08570c70f7df5880b47

Aliases

arxiv: 1201.0756 · arxiv_version: 1201.0756v1 · doi: 10.48550/arxiv.1201.0756 · pith_short_12: RAQJBVRW7KIQ · pith_short_16: RAQJBVRW7KIQLA23 · pith_short_8: RAQJBVRW

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/RAQJBVRW7KIQLA23IE5SIIWA4V \
  | 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: 882090d636fa9105835b413b2422c0e561ce37b7502fe08570c70f7df5880b47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acf8b98721b4e6404b5c348051275a07df4a6abf33bee4249e3d2149ea279545",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-03T21:00:02Z",
    "title_canon_sha256": "2b897c1a8e64649c85d48d789b6a51a554212565c5b0b31bec1dd93db935cd1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0756",
    "kind": "arxiv",
    "version": 1
  }
}