Pith Number

pith:MSC3YVTS

pith:2003:MSC3YVTSSLDSRBLNRRLM6HD2C3

not attested not anchored not stored refs pending

Parent Stars of Extrasolar Planets VII: New Abundance Analyses of 30 Systems

Chris Laws, Guillermo Gonzalez, Jeremy Dodsworth, Keely Snider, Kyle M. Walker, Nicholas B. Suntzeff, Sudhi Tyagi

arxiv:astro-ph/0302111 v1 · 2003-02-06 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MSC3YVTSSLDSRBLNRRLM6HD2C3}

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	2026-07-04T15:22:59.053565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6485bc567292c728856d8c56cf1c7a16df8b47a8401be2ef2d29007bd7ca4386

Aliases

arxiv: astro-ph/0302111 · arxiv_version: astro-ph/0302111v1 · doi: 10.48550/arxiv.astro-ph/0302111 · pith_short_12: MSC3YVTSSLDS · pith_short_16: MSC3YVTSSLDSRBLN · pith_short_8: MSC3YVTS

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/MSC3YVTSSLDSRBLNRRLM6HD2C3 \
  | 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: 6485bc567292c728856d8c56cf1c7a16df8b47a8401be2ef2d29007bd7ca4386

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ced0ea4d4cba3411a49979c00c1b9ee7d3a0e2c51e6a8ce57abbaec7ac928f7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-02-06T06:55:34Z",
    "title_canon_sha256": "0b7b313e2a827b9200aa7881bd78820547ac9c8fa2f7727c1fd4336aa28f82c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0302111",
    "kind": "arxiv",
    "version": 1
  }
}