Pith Number

pith:2PPWJS3D

pith:2023:2PPWJS3D2CJWH6OAWVOSL3YSMQ

not attested not anchored not stored refs pending

Single-event likelihood of star cluster properties with LIGO-Virgo-Kagra binary black hole observations

Andrea Antonelli, Emanuele Berti, Ken K. Y. Ng, Konstantinos Kritos, Roberto Cotesta

arxiv:2307.03227 v2 · 2023-07-06 · astro-ph.HE · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PPWJS3D2CJWH6OAWVOSL3YSMQ}

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	2026-07-05T07:22:20.546530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3df64cb63d09363f9c0b55d25ef1264340e005e09cce1c38d4f0a952a806e8c

Aliases

arxiv: 2307.03227 · arxiv_version: 2307.03227v2 · doi: 10.48550/arxiv.2307.03227 · pith_short_12: 2PPWJS3D2CJW · pith_short_16: 2PPWJS3D2CJWH6OA · pith_short_8: 2PPWJS3D

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/2PPWJS3D2CJWH6OAWVOSL3YSMQ \
  | 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: d3df64cb63d09363f9c0b55d25ef1264340e005e09cce1c38d4f0a952a806e8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7923d08221e9a6f75ce588cad2b1e7fde36add530037340772f8419105855544",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-07-06T18:00:03Z",
    "title_canon_sha256": "b7d61d7774d1d457f25dc68a8cc6a9099af92b7cc5799ec212c51aa8091503c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.03227",
    "kind": "arxiv",
    "version": 2
  }
}