Pith Number

pith:GUKSUIE5

pith:2013:GUKSUIE5WCYSAMYG3HL2U2667B

not attested not anchored not stored refs pending

The Horizontal Branch of the Sculptor Dwarf galaxy

Astronomy Department, Eline Tolstoy (Kapteyn Astronomical Institute, Giuliana Fiorentino (Physics, Italy), Liverpool JMU, Maurizio Salaris (Astrophysics Research Institute, Osservatorio Astronomico di Collurania, Santi Cassisi (INAF, the Netherlands), Thomas de Boer (Institute of Astronomy, UK), University of Bologna, University of Cambridge, University of Groningen

arxiv:1309.4353 v1 · 2013-09-17 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUKSUIE5WCYSAMYG3HL2U2667B}

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	2026-05-18T01:47:36.486878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35152a209db0b1203306d9d7aa6bdef87ffecc90c312362c647286f731b865ea

Aliases

arxiv: 1309.4353 · arxiv_version: 1309.4353v1 · doi: 10.48550/arxiv.1309.4353 · pith_short_12: GUKSUIE5WCYS · pith_short_16: GUKSUIE5WCYSAMYG · pith_short_8: GUKSUIE5

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/GUKSUIE5WCYSAMYG3HL2U2667B \
  | 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: 35152a209db0b1203306d9d7aa6bdef87ffecc90c312362c647286f731b865ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ade4785414717237b902f75408d8f98ac7d7daa097e124865f1f5996ec96c4ff",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-09-17T15:39:43Z",
    "title_canon_sha256": "79b63ec35c05f6a34d3af9a5f4c1415876b9d3a8dd94f49b279f8cdab692f26a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4353",
    "kind": "arxiv",
    "version": 1
  }
}