Pith Number

pith:XTS2HHGU

pith:2002:XTS2HHGUGWDQ6EVDBWWVLZX44Z

not attested not anchored not stored refs pending

HST Survey of Clusters in Nearby Galaxies. II. Statistical Analysis of Cluster Populations

Andrew E. Dolphin, jr, Robert C. Kennicutt

arxiv:astro-ph/0203356 v1 · 2002-03-20 · 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{XTS2HHGUGWDQ6EVDBWWVLZX44Z}

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	2026-05-18T03:47:51.710232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bce5a39cd435870f12a30dad55e6fce675d4b76d640a75e52fe0d3f47d507d16

Aliases

arxiv: astro-ph/0203356 · arxiv_version: astro-ph/0203356v1 · doi: 10.48550/arxiv.astro-ph/0203356 · pith_short_12: XTS2HHGUGWDQ · pith_short_16: XTS2HHGUGWDQ6EVD · pith_short_8: XTS2HHGU

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/XTS2HHGUGWDQ6EVDBWWVLZX44Z \
  | 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: bce5a39cd435870f12a30dad55e6fce675d4b76d640a75e52fe0d3f47d507d16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84c615750264af00880a4193ceedce1e9e04637d552593852664477603a49335",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-20T23:01:59Z",
    "title_canon_sha256": "da40b611b031d8667c51d99c39595ae3cd436f04fe2e8b650f0a1860dd5bc1c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203356",
    "kind": "arxiv",
    "version": 1
  }
}