Pith Number

pith:B2OEOJHH

pith:2025:B2OEOJHHF4CGD5WOF5D53XMEAU

not attested not anchored not stored refs pending

Optical Spectroscopy Reveals Hidden Neutron-capture Elemental Abundance Differences among APOGEE-identified Chemical Doppelg\"angers

Andrew Casey, Carrie Filion, Catherine Manea, David W. Hogg, Emily J. Griffith, Greg Zeimann, Kathryn Johnston, Keith Hawkins, Melissa Ness, Micah Marks, Tyler Nelson, Zoe Hackshaw

arxiv:2508.16717 v1 · 2025-08-22 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B2OEOJHHF4CGD5WOF5D53XMEAU}

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.

Cited by

1 paper in Pith

Milky Way Mapper decoded abundances -- I. Shared disc enrichment patterns

Receipt and verification

First computed	2026-07-05T11:58:02.466408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e9c4724e72f0461f6ce2f47dddd840500bdd681954351174cb5b973302c4c3d

Aliases

arxiv: 2508.16717 · arxiv_version: 2508.16717v1 · doi: 10.48550/arxiv.2508.16717 · pith_short_12: B2OEOJHHF4CG · pith_short_16: B2OEOJHHF4CGD5WO · pith_short_8: B2OEOJHH

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/B2OEOJHHF4CGD5WOF5D53XMEAU \
  | 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: 0e9c4724e72f0461f6ce2f47dddd840500bdd681954351174cb5b973302c4c3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20a3bb7535ff9c6947e2fba3b351257221dd95ba49b4a6665ccdb1e459f365af",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-08-22T18:00:00Z",
    "title_canon_sha256": "cc9ea696484c127a28f038778b55962d937ef28b2b36bbe5b68daa7b98b3e6fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.16717",
    "kind": "arxiv",
    "version": 1
  }
}