Pith Number

pith:Q7KSAT4E

pith:2020:Q7KSAT4EYWNQ5WTFIQQ5PM4AI2

not attested not anchored not stored refs pending

Hubble Constant Measurement with GW190521 as an Eccentric Black Hole Merger

B. O'Brien, C. Lousto, I. Bartos, J. Healy, J. Lange, M. Campanelli, M. Szczepanczyk, R. O'Shaughnessy, S. Klimenko, V. Gayathri

arxiv:2009.14247 v1 · 2020-09-29 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7KSAT4EYWNQ5WTFIQQ5PM4AI2}

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

3 papers in Pith

Gravitational Wave Hyperbolic Catalog: Reanalyzing High-Mass Gravitational Wave Signals Using Hyperbolic Waveforms

In the Realm of the Hubble tension $-$ a Review of Solutions

Cosmological Constraints from GW-FRB Associations without Redshift Measurements for LIGO-Virgo and Cosmic Explorer

Receipt and verification

First computed	2026-07-05T01:39:17.457956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87d5204f84c59b0eda654421d7b38046a3cca359c552093c3874e8ae585b1789

Aliases

arxiv: 2009.14247 · arxiv_version: 2009.14247v1 · doi: 10.48550/arxiv.2009.14247 · pith_short_12: Q7KSAT4EYWNQ · pith_short_16: Q7KSAT4EYWNQ5WTF · pith_short_8: Q7KSAT4E

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/Q7KSAT4EYWNQ5WTFIQQ5PM4AI2 \
  | 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: 87d5204f84c59b0eda654421d7b38046a3cca359c552093c3874e8ae585b1789

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fd502c535f3c2674fb08dce954d1a7f9031994753e8cd50aba9169916de7609",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-29T18:29:45Z",
    "title_canon_sha256": "d64d09b144c1bffd65f32b215e9e4894b97e77218b4c46da611f00cf1501640c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.14247",
    "kind": "arxiv",
    "version": 1
  }
}