Pith Number

pith:NTQ7CUK2

pith:2021:NTQ7CUK2RTO5HE2RMFOGISXY2M

not attested not anchored not stored refs pending

The Observed Rate of Binary Black Hole Mergers can be Entirely Explained by Globular Clusters

Abraham Loeb, Carl L. Rodriguez, Claire S. Ye, Frederic A. Rasio, Giacomo Fragione, Kyle Kremer, Newlin C. Weatherford, Sourav Chatterjee

arxiv:2101.07793 v2 · 2021-01-20 · 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{NTQ7CUK2RTO5HE2RMFOGISXY2M}

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

2 papers in Pith

Prospect for Detection of Strongly Lensed Multi-messenger Signals of Binary Neutron Star Mergers

Evidence for eccentricity in the population of binary black holes observed by LIGO-Virgo-KAGRA

Receipt and verification

First computed	2026-07-05T02:10:18.550947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ce1f1515a8cddd39351615c644af8d302ddea0b2101a694e820863e972b539e

Aliases

arxiv: 2101.07793 · arxiv_version: 2101.07793v2 · doi: 10.48550/arxiv.2101.07793 · pith_short_12: NTQ7CUK2RTO5 · pith_short_16: NTQ7CUK2RTO5HE2R · pith_short_8: NTQ7CUK2

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/NTQ7CUK2RTO5HE2RMFOGISXY2M \
  | 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: 6ce1f1515a8cddd39351615c644af8d302ddea0b2101a694e820863e972b539e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a5457de365055cb8cc981061f540eebd1f9df39037ec7f67f1f142c2fa371fb",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-01-20T11:17:47Z",
    "title_canon_sha256": "a7f566756669a01033abaad6bfaa7712c199abcfb86bdc326e08fd8eea028b50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.07793",
    "kind": "arxiv",
    "version": 2
  }
}