Pith Number

pith:7IWNU6UZ

pith:2026:7IWNU6UZLKPPRYMWOXQXCAI67R

not attested not anchored not stored refs pending

Lithium Enrichment in a Subgiant Star with a Brown Dwarf Companion: A Planetary Engulfment Candidate

Allyson Bieryla, Andrew C. Nine, Andrew Vanderburg, Brooke Kotten, Claudia Aguilera-Gomez, David W. Latham, Enrico Ramirez-Ruiz, Jack Schulte, Joseph E. Rodriguez, Melinda Soares-Furtado, Noah Vowell, Olivia Maynard, Ricardo Yarza, Seth A. Jacobson

arxiv:2605.21407 v1 · 2026-05-20 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IWNU6UZLKPPRYMWOXQXCAI67R}

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	2026-05-21T02:05:33.287701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa2cda7a995a9ef8e19675e171011efc4a2ca59cbc022b791d41f4f0e1727b38

Aliases

arxiv: 2605.21407 · arxiv_version: 2605.21407v1 · doi: 10.48550/arxiv.2605.21407 · pith_short_12: 7IWNU6UZLKPP · pith_short_16: 7IWNU6UZLKPPRYMW · pith_short_8: 7IWNU6UZ

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/7IWNU6UZLKPPRYMWOXQXCAI67R \
  | 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: fa2cda7a995a9ef8e19675e171011efc4a2ca59cbc022b791d41f4f0e1727b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a0550a0c8db2accd1b6f6d83199eb671fbbf37d0f42f4016cf6a6ae3364bc50",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-05-20T17:05:14Z",
    "title_canon_sha256": "5fa61de818293982cfc1c5e23cd7ed53824b3ceed4aaf432ea2e224af5bee19b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21407",
    "kind": "arxiv",
    "version": 1
  }
}