Pith Number

pith:SGVFUSW4

pith:2025:SGVFUSW4VNHQRRVN5TOOZKEJDH

not attested not anchored not stored refs pending

Rubidium Abundances in Cool Giants from High-Resolution H-band Spectra: A New Diagnostic for Galactic Chemical Evolution

Erica Sawczynec, Govind Nandakumar, Gregory Mace, Henrik Hartman, Henrik J\"onsson, Jess Kocher, Kyle F. Kaplan, Marta Molero, Nils Ryde

arxiv:2506.21332 v1 · 2025-06-26 · astro-ph.GA · 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{SGVFUSW4VNHQRRVN5TOOZKEJDH}

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	2026-07-05T11:27:43.825297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91aa5a4adcab4f08c6adecdceca88919f3675ec5c7e26373cc59f421af212112

Aliases

arxiv: 2506.21332 · arxiv_version: 2506.21332v1 · doi: 10.48550/arxiv.2506.21332 · pith_short_12: SGVFUSW4VNHQ · pith_short_16: SGVFUSW4VNHQRRVN · pith_short_8: SGVFUSW4

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/SGVFUSW4VNHQRRVN5TOOZKEJDH \
  | 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: 91aa5a4adcab4f08c6adecdceca88919f3675ec5c7e26373cc59f421af212112

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "755b8e805e9daf0a5ae61105ba73fa19927af279f5da250dacff9bd2a4101bef",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-06-26T14:44:31Z",
    "title_canon_sha256": "52c805341b82123226f2ed16603c230216d3382e48a99c0f3d611bff775e5d7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.21332",
    "kind": "arxiv",
    "version": 1
  }
}