Pith Number

pith:KI7H5N3B

pith:2023:KI7H5N3BHK6JQLVZXOMYI6J7XY

not attested not anchored not stored refs pending

A Parameter-Free Tour of the Binary Black Hole Population

Thomas A. Callister, Will M. Farr

arxiv:2302.07289 v4 · 2023-02-14 · 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{KI7H5N3BHK6JQLVZXOMYI6J7XY}

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

10 papers in Pith

Forbidden Formation Histories: The Binary Black Hole Merger Rate Disfavors Long Delay Times

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

Comparing astrophysical models to gravitational-wave data in the observable space

Disentangling spinning and nonspinning binary black hole populations with spin sorting

Receipt and verification

First computed	2026-07-05T08:10:54.434643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

523e7eb7613abc982eb9bb9984793fbe24841f8bb3c7e2577c1fd844928010cb

Aliases

arxiv: 2302.07289 · arxiv_version: 2302.07289v4 · doi: 10.48550/arxiv.2302.07289 · pith_short_12: KI7H5N3BHK6J · pith_short_16: KI7H5N3BHK6JQLVZ · pith_short_8: KI7H5N3B

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/KI7H5N3BHK6JQLVZXOMYI6J7XY \
  | 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: 523e7eb7613abc982eb9bb9984793fbe24841f8bb3c7e2577c1fd844928010cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e2c70817469122cd96854c881674be6814f8adbea596251fe9070c795c42f2",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-02-14T19:05:11Z",
    "title_canon_sha256": "79c5d0cb2c385de30bfe6526aea4193bb65a84062e8055ecbbedd3f297724efb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.07289",
    "kind": "arxiv",
    "version": 4
  }
}