Pith Number

pith:CPQFIGIT

pith:2008:CPQFIGITHBG5SGVOMCZJ7GMRRR

not attested not anchored not stored refs pending

The Rotating Nuclear Star Cluster in NGC 4244

Anil C. Seth, Nate Bastian, Nelson Caldwell, Robert D. Blum, Thomas H. Puzia, Victor P. Debattista

arxiv:0807.3044 v2 · 2008-07-18 · 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{CPQFIGITHBG5SGVOMCZJ7GMRRR}

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	2026-05-18T04:29:33.192364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e0541913384dd91aae60b29f99918c7b1bd92fd789b68717160188427721c4

Aliases

arxiv: 0807.3044 · arxiv_version: 0807.3044v2 · doi: 10.48550/arxiv.0807.3044 · pith_short_12: CPQFIGITHBG5 · pith_short_16: CPQFIGITHBG5SGVO · pith_short_8: CPQFIGIT

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/CPQFIGITHBG5SGVOMCZJ7GMRRR \
  | 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: 13e0541913384dd91aae60b29f99918c7b1bd92fd789b68717160188427721c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c58e3aa16b3f414549f44229172530a04f94f454494a3537a790a5222085f553",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-18T20:13:05Z",
    "title_canon_sha256": "e36ae629b628ae91ee5e2cf9674b0d00c4ea352c814f3582fb3474fcd116e710"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.3044",
    "kind": "arxiv",
    "version": 2
  }
}