Pith Number

pith:DQJ7RI47

pith:2010:DQJ7RI47KH43PAGKXUIPFMN7LC

not attested not anchored not stored refs pending

Globular Cluster Systems in Nearby Dwarf Galaxies: III. Formation Efficiencies of Old Globular Clusters

Iskren Y. Georgiev, Michael Hilker, Paul Goudfrooij, Thomas H. Puzia

arxiv:1004.2039 v1 · 2010-04-12 · 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{DQJ7RI47KH43PAGKXUIPFMN7LC}

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	2026-05-18T02:08:06.540970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c13f8a39f51f9b780cabd10f2b1bf58baa33713b56adb0b13bda329702bbcd8

Aliases

arxiv: 1004.2039 · arxiv_version: 1004.2039v1 · doi: 10.48550/arxiv.1004.2039 · pith_short_12: DQJ7RI47KH43 · pith_short_16: DQJ7RI47KH43PAGK · pith_short_8: DQJ7RI47

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/DQJ7RI47KH43PAGKXUIPFMN7LC \
  | 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: 1c13f8a39f51f9b780cabd10f2b1bf58baa33713b56adb0b13bda329702bbcd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "438f5b74a31d46fbd498c4e3e12bfa46eb213e6977e4cf4248a91aab066e7b36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-12T20:00:03Z",
    "title_canon_sha256": "d4c4a5cfc99f7a60d7e9faa802698f88315e9c8b1fb3c83107f8838b26f761c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2039",
    "kind": "arxiv",
    "version": 1
  }
}