Pith Number

pith:GW3JOQYG

pith:2002:GW3JOQYGDZJDTESMZMMCWI3HPC

not attested not anchored not stored refs pending

The Star Formation History and the spatial distribution of stellar populations in the Ursa Minor Dwarf Spheroidal Galaxy

(2) Department of Astronomy, A. Aparicio (1), D. Martinez-Delgado (1), J. Alonso-Garcia (2) ((1) Instituto de Astrofisica de Canarias, R. Carrera (1), Spain, University of Michigan)

arxiv:astro-ph/0203300 v1 · 2002-03-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GW3JOQYGDZJDTESMZMMCWI3HPC}

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.

Cited by

1 paper in Pith

Dwarf galaxies in non-local gravity

Receipt and verification

First computed	2026-07-04T16:29:33.974386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35b69743061e5239924ccb182b2367788507d057972ae5d4fdfae331765f3482

Aliases

arxiv: astro-ph/0203300 · arxiv_version: astro-ph/0203300v1 · doi: 10.48550/arxiv.astro-ph/0203300 · pith_short_12: GW3JOQYGDZJD · pith_short_16: GW3JOQYGDZJDTESM · pith_short_8: GW3JOQYG

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/GW3JOQYGDZJDTESMZMMCWI3HPC \
  | 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: 35b69743061e5239924ccb182b2367788507d057972ae5d4fdfae331765f3482

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efc5d8052f6305a3483800d6fdc8fa7297c2bef7d3a0284c45f3b4c5a69bcbd0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-19T11:48:37Z",
    "title_canon_sha256": "676fc083e52784d3480cc540f5771288630a2f6a02647cce09cd101fd3455a94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203300",
    "kind": "arxiv",
    "version": 1
  }
}