Pith Number

pith:7JTYC2A3

pith:2025:7JTYC2A3FV6XQKLRZMHSPQXYTM

not attested not anchored not stored refs pending

Trends in the Population of Binary Black Holes Following the Fourth Gravitational-Wave Transient Catalog: a Data-Driven Analysis

Eric Thrane, Ethan Payne, Nir Guttman, Paul D. Lasky

arxiv:2509.09876 v1 · 2025-09-11 · astro-ph.HE · 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{7JTYC2A3FV6XQKLRZMHSPQXYTM}

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

7 papers in Pith

Population-level correlations in Bayesian statistics: an illustrative model for gravitational-wave astronomy

Targeting black holes from metal-poor progenitors with next-generation gravitational-wave detectors

Joint population and strong-lensing inference for resolved gravitational-wave events probes the black-hole merger rate beyond the peak of star formation

The Chirp-Mass Ladder: A New Rung Emerges

A new group of low-spin $50-70M_\odot$ Black Holes and the high pair-instability mass cutoff

Receipt and verification

First computed	2026-07-05T12:09:51.164634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa6781681b2d7d782971cb0f27c2f89b20e2dc159c25d892b4ad2f749de1271b

Aliases

arxiv: 2509.09876 · arxiv_version: 2509.09876v1 · doi: 10.48550/arxiv.2509.09876 · pith_short_12: 7JTYC2A3FV6X · pith_short_16: 7JTYC2A3FV6XQKLR · pith_short_8: 7JTYC2A3

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/7JTYC2A3FV6XQKLRZMHSPQXYTM \
  | 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: fa6781681b2d7d782971cb0f27c2f89b20e2dc159c25d892b4ad2f749de1271b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9beb974969ad7485920a88ad9aa4daf84760ea52e882fef1022ed7fb87fb570",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-09-11T22:02:52Z",
    "title_canon_sha256": "d30a4ce17189cfa320a85dfe137bd3afd85636173cd8018602710a9bad0af4b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09876",
    "kind": "arxiv",
    "version": 1
  }
}