Pith Number

pith:KUN2OJTZ

pith:2009:KUN2OJTZYHTJFCLB4C6BSXY7QN

not attested not anchored not stored refs pending

Multi-Element Abundance Measurements from Medium-Resolution Spectra. I. The Sculptor Dwarf Spheroidal Galaxy

(2) University of Texas Austin, (3) Yale University), Christopher Sneden (2), Evan N. Kirby (1), Marla C. Geha (3) ((1) University of California Observatories/Lick Observatory, Michael Bolte (1), Puragra Guhathakurta (1)

arxiv:0909.3092 v1 · 2009-09-16 · 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{KUN2OJTZYHTJFCLB4C6BSXY7QN}

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	2026-05-18T02:34:29.799868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

551ba72679c1e6928961e0bc195f1f83740b5629315c145814f4e4458431023f

Aliases

arxiv: 0909.3092 · arxiv_version: 0909.3092v1 · doi: 10.48550/arxiv.0909.3092 · pith_short_12: KUN2OJTZYHTJ · pith_short_16: KUN2OJTZYHTJFCLB · pith_short_8: KUN2OJTZ

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/KUN2OJTZYHTJFCLB4C6BSXY7QN \
  | 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: 551ba72679c1e6928961e0bc195f1f83740b5629315c145814f4e4458431023f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8216918f0e597a7635518a065f67583bf6d551d13aeafe32f528d666879f26f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-16T20:04:32Z",
    "title_canon_sha256": "47cdb20ee34d81f6c28b9681092775327006c88bed0dd9dae855917568ffcf05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3092",
    "kind": "arxiv",
    "version": 1
  }
}