Pith Number

pith:AF3DC3PK

pith:2019:AF3DC3PKMUWRREAI5H2XR6PV6L

not attested not anchored not stored refs pending

When will we observe binary black holes precessing?

Charlie Hoy, Mark Hannam, Rhys Green, Stephen Fairhurst

arxiv:1908.00555 v2 · 2019-08-01 · 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{AF3DC3PKMUWRREAI5H2XR6PV6L}

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

GW190814: Gravitational Waves from the Coalescence of a 23 M$_\odot$ Black Hole with a 2.6 M$_\odot$ Compact Object

GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run

GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors

Receipt and verification

First computed	2026-07-05T01:31:49.266009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0176316dea652d189008e9f578f9f5f2cd6ac7d91b43bee382668b0507283db4

Aliases

arxiv: 1908.00555 · arxiv_version: 1908.00555v2 · doi: 10.48550/arxiv.1908.00555 · pith_short_12: AF3DC3PKMUWR · pith_short_16: AF3DC3PKMUWRREAI · pith_short_8: AF3DC3PK

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/AF3DC3PKMUWRREAI5H2XR6PV6L \
  | 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: 0176316dea652d189008e9f578f9f5f2cd6ac7d91b43bee382668b0507283db4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5394b879c1200da7dca7f9941871561a7fbbe023e1bd45d3d926d73ad87f767b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-08-01T18:00:28Z",
    "title_canon_sha256": "7cda1cbe8d11881a7a8dc8bed16f8e35eb48c20846642d2fe5dffeeeb02b249c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00555",
    "kind": "arxiv",
    "version": 2
  }
}