Pith Number

pith:GKF2OCKB

pith:2021:GKF2OCKBONYRYECIDNFMZUGAFU

not attested not anchored not stored refs pending

Who Ordered That? Unequal-Mass Binary Black Hole Mergers Have Larger Effective Spins

Carl-Johan Haster, Ken K. Y. Ng, Salvatore Vitale, Thomas A. Callister, Will M. Farr

arxiv:2106.00521 v3 · 2021-06-01 · 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{GKF2OCKBONYRYECIDNFMZUGAFU}

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

6 papers in Pith

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

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

Waveform Modelling for the Laser Interferometer Space Antenna

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

Emergent structure in the binary black hole mass distribution and implications for population-based cosmology

Receipt and verification

First computed	2026-07-05T03:34:26.519590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

328ba7094173711c10481b4accd0c02d1b756e6494a97685a04988976fa35cbb

Aliases

arxiv: 2106.00521 · arxiv_version: 2106.00521v3 · doi: 10.48550/arxiv.2106.00521 · pith_short_12: GKF2OCKBONYR · pith_short_16: GKF2OCKBONYRYECI · pith_short_8: GKF2OCKB

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/GKF2OCKBONYRYECIDNFMZUGAFU \
  | 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: 328ba7094173711c10481b4accd0c02d1b756e6494a97685a04988976fa35cbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef081d778604d17f8e522f362b0b55aadd55f38a63e13ee096a09878c4fc2b1b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-06-01T14:27:32Z",
    "title_canon_sha256": "e9b3266ad9ffaa68abbafe6dbd8f7534ba76b0f1f7c9fc5ed767de26306ef7ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00521",
    "kind": "arxiv",
    "version": 3
  }
}