Pith Number

pith:VCFZWR7X

pith:2013:VCFZWR7X7PEKVXF4ZYHUFH7COA

not attested not anchored not stored refs pending

Spatial dependence of the Star Formation History in the Central Regions of the Fornax Dwarf Spheroidal Galaxy

Andr\'es del Pino, Antonio Aparicio, Carme Gallart, Gianni Marconi, Matteo Monelli, Ricardo Carrera, Roberto Buonanno, Sebastian L. Hidalgo

arxiv:1305.2166 v1 · 2013-05-09 · astro-ph.CO · 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{VCFZWR7X7PEKVXF4ZYHUFH7COA}

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	2026-05-18T01:50:04.067621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a88b9b47f7fbc8aadcbcce0f429fe2703f5f630d5ea3d5311b2fe260862057c5

Aliases

arxiv: 1305.2166 · arxiv_version: 1305.2166v1 · doi: 10.48550/arxiv.1305.2166 · pith_short_12: VCFZWR7X7PEK · pith_short_16: VCFZWR7X7PEKVXF4 · pith_short_8: VCFZWR7X

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/VCFZWR7X7PEKVXF4ZYHUFH7COA \
  | 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: a88b9b47f7fbc8aadcbcce0f429fe2703f5f630d5ea3d5311b2fe260862057c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad29a3bd2f52af11c4b4bd67cc3b2a467d7e2470f0ef450124c4a1326ac5b284",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-09T18:12:43Z",
    "title_canon_sha256": "75fa5f4a66cb86e5d22c4c55f8bf1677c14f76bf8b700909f91c467d5f21f49c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2166",
    "kind": "arxiv",
    "version": 1
  }
}