Pith Number

pith:HA45KNLW

pith:2019:HA45KNLW6KALT3UAVP65CWIJI6

not attested not anchored not stored refs pending

Interpretation and diversity of exoplanetary material orbiting white dwarfs

Andrew Swan, Boris T. Gaensicke, Detlev Koester, Jay Farihi, Mark Hollands, P. Wilson Cauley, Seth Redfield, Steven Parsons

arxiv:1908.08047 v1 · 2019-08-21 · astro-ph.EP · 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{HA45KNLW6KALT3UAVP65CWIJI6}

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	2026-07-05T00:10:42.479861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3839d53576f280b9ee80abfdd15909478c2df4e7d0d8e6b97f8abfac9f0b557f

Aliases

arxiv: 1908.08047 · arxiv_version: 1908.08047v1 · doi: 10.48550/arxiv.1908.08047 · pith_short_12: HA45KNLW6KAL · pith_short_16: HA45KNLW6KALT3UA · pith_short_8: HA45KNLW

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/HA45KNLW6KALT3UAVP65CWIJI6 \
  | 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: 3839d53576f280b9ee80abfdd15909478c2df4e7d0d8e6b97f8abfac9f0b557f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd44b57069bdd7dc566b47223dae6c343c674ae6404bbb54f132b00d6448e1e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-21T18:00:00Z",
    "title_canon_sha256": "e2f2df72e16a5f0c162f6da0e95a0f091ecb2938be4bc756d6f8b23333e23d10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08047",
    "kind": "arxiv",
    "version": 1
  }
}