Pith Number

pith:ZLGXL5QL

pith:2011:ZLGXL5QL3CIGXT6ZXDWCZL5PVH

not attested not anchored not stored refs pending

The detection of globular clusters in galaxies as a data mining problem

G. Longo, M. Brescia, M. Paolillo, S. Cavuoti, T. Puzia

arxiv:1110.2144 v2 · 2011-10-10 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZLGXL5QL3CIGXT6ZXDWCZL5PVH}

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	2026-05-18T02:00:14.105212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cacd75f60bd8906bcfd9b8ec2cafafa9f0bcc151ae938f924f8eaeb3636f68a6

Aliases

arxiv: 1110.2144 · arxiv_version: 1110.2144v2 · doi: 10.48550/arxiv.1110.2144 · pith_short_12: ZLGXL5QL3CIG · pith_short_16: ZLGXL5QL3CIGXT6Z · pith_short_8: ZLGXL5QL

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/ZLGXL5QL3CIGXT6ZXDWCZL5PVH \
  | 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: cacd75f60bd8906bcfd9b8ec2cafafa9f0bcc151ae938f924f8eaeb3636f68a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "533064e186d3794fdebafe3b68239fd43fad27b6b5a6f69f1a7abc353fcc06ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-10-10T18:50:42Z",
    "title_canon_sha256": "a5dcb6cdfddb99f644062bd4fe7fc3e747be2479104590017e78a626b30bb896"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2144",
    "kind": "arxiv",
    "version": 2
  }
}