Pith Number

pith:KPCLNUA7

pith:2006:KPCLNUA7KXMHSKP4TLFQGGEYGR

not attested not anchored not stored refs pending

HST/ACS Wide-Field Photometry of the Sombrero Galaxy Globular Cluster System

D. A. Forbes, J. P. Brodie, J. Strader, L. R. Spitler, M. A. Beasley, S. S. Larsen

arxiv:astro-ph/0606337 v2 · 2006-06-14 · 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{KPCLNUA7KXMHSKP4TLFQGGEYGR}

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	2026-07-04T15:25:48.909766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53c4b6d01f55d87929fc9acb031898344ba7adc8e466492fa28b8c3aafb03643

Aliases

arxiv: astro-ph/0606337 · arxiv_version: astro-ph/0606337v2 · doi: 10.48550/arxiv.astro-ph/0606337 · pith_short_12: KPCLNUA7KXMH · pith_short_16: KPCLNUA7KXMHSKP4 · pith_short_8: KPCLNUA7

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/KPCLNUA7KXMHSKP4TLFQGGEYGR \
  | 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: 53c4b6d01f55d87929fc9acb031898344ba7adc8e466492fa28b8c3aafb03643

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3435f000f8fa23e2f7efc2a7435f06d11993b5d723e0e175bc1f373355a84162",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-06-14T04:57:24Z",
    "title_canon_sha256": "9fe8322546d1aefe9f15ce79615c39bf0f3bd9bb6a8a6cad121d41358bf836be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0606337",
    "kind": "arxiv",
    "version": 2
  }
}