Pith Number

pith:4CX7GSPJ

pith:2021:4CX7GSPJANGBMRMD3FCXIKBVMD

not attested not anchored not stored refs pending

Metallicities from high resolution spectra of 49 RR Lyrae Variables

Brian Chaboyer, Christina K. Gilligan, Christopher Sneden, Clara E. Mart\'inez-V\'azquez, Fr\'ed\'eric Th\'evenin, Giuliana Fiorentino, Giuseppe Bono, Jill R. Neeley, Joseph P. Mullen, Juliana Crestani, Massimo Dall'Ora, Massimo Marengo, Matteo Monelli, Michele Fabrizio, Vittorio F. Braga

arxiv:2103.11012 v1 · 2021-03-19 · 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{4CX7GSPJANGBMRMD3FCXIKBVMD}

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	2026-07-05T02:27:45.576485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0aff349e9034c164583d94574283560dad74a8a4b2f6d3d8ba9822b5de22e25

Aliases

arxiv: 2103.11012 · arxiv_version: 2103.11012v1 · doi: 10.48550/arxiv.2103.11012 · pith_short_12: 4CX7GSPJANGB · pith_short_16: 4CX7GSPJANGBMRMD · pith_short_8: 4CX7GSPJ

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/4CX7GSPJANGBMRMD3FCXIKBVMD \
  | 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: e0aff349e9034c164583d94574283560dad74a8a4b2f6d3d8ba9822b5de22e25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9197f743d8e2bcca4759781466fc7317f7632cc57925221d7c93ddb3ea1ee61d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-03-19T20:30:36Z",
    "title_canon_sha256": "72c9c02f8ea01ca0348986b8c80268126eef582b1be2371824ec6bfc9070b03b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.11012",
    "kind": "arxiv",
    "version": 1
  }
}