Pith Number

pith:LJXS2HQR

pith:2005:LJXS2HQRVDDZ4P6QR25XKXY3CD

not attested not anchored not stored refs pending

Two Populations of Young Massive Star Clusters in Arp 220

Christine D. Wilson, N. Z. Scoville, Rebecca Longden, William E. Harris

arxiv:astro-ph/0512383 v1 · 2005-12-15 · 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{LJXS2HQRVDDZ4P6QR25XKXY3CD}

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

Too shy to spin? Cosmic wallflowers as proto-globular clusters

Receipt and verification

First computed	2026-07-04T17:14:44.238285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a6f2d1e11a8c79e3fd08ebb755f1b10d3de5e0c6e420588965a7bce01cd7367

Aliases

arxiv: astro-ph/0512383 · arxiv_version: astro-ph/0512383v1 · doi: 10.48550/arxiv.astro-ph/0512383 · pith_short_12: LJXS2HQRVDDZ · pith_short_16: LJXS2HQRVDDZ4P6Q · pith_short_8: LJXS2HQR

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/LJXS2HQRVDDZ4P6QR25XKXY3CD \
  | 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: 5a6f2d1e11a8c79e3fd08ebb755f1b10d3de5e0c6e420588965a7bce01cd7367

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "394cad87f4858508ec5bbe02e16240666f3ee5fde99120ba2fa54d1049772bc3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-15T00:22:22Z",
    "title_canon_sha256": "cd3ddd7485dd1521ae8bda0579eb5807e0a7ce8d184d784aa34034472b6e4f39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512383",
    "kind": "arxiv",
    "version": 1
  }
}