Pith Number

pith:32P4TNYW

pith:2009:32P4TNYWCQSPHL3NL4NVC55TWS

not attested not anchored not stored refs pending

Study of NGC 5128 Globular Clusters Under Multivariate Statistical Paradigm

Asis Kumar Chattopadhyay, Emmanuel Davoust, Margarita Sharina, Saptarshi Mondal, Tanuka Chattopadhyay

arxiv:0909.4161 v1 · 2009-09-23 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{32P4TNYWCQSPHL3NL4NVC55TWS}

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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	2026-05-18T02:34:28.059149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de9fc9b7161424f3af6d5f1b5177b3b4aad7721ded96d0061f6d0d8ef6518c3e

Aliases

arxiv: 0909.4161 · arxiv_version: 0909.4161v1 · doi: 10.48550/arxiv.0909.4161 · pith_short_12: 32P4TNYWCQSP · pith_short_16: 32P4TNYWCQSPHL3N · pith_short_8: 32P4TNYW

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/32P4TNYWCQSPHL3NL4NVC55TWS \
  | 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: de9fc9b7161424f3af6d5f1b5177b3b4aad7721ded96d0061f6d0d8ef6518c3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6581affbae1e2f3b23e0f74a5d1a6d72b2a0ded6b52b2975a22ca7a35e3e0856",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-23T10:06:16Z",
    "title_canon_sha256": "47256647fb4600d6b6aa6c28c40107ecb2193b6b412ade84fc7f776ac2484676"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4161",
    "kind": "arxiv",
    "version": 1
  }
}