Pith Number

pith:KXR4KM7Y

pith:2018:KXR4KM7YTWHYZ2XHQJVAZGK7EC

not attested not anchored not stored refs pending

Multi-mode black hole spectroscopy

Emanuele Berti, Vishal Baibhav

arxiv:1809.03500 v1 · 2018-09-10 · gr-qc · 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{KXR4KM7YTWHYZ2XHQJVAZGK7EC}

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

Testing the no-hair theorem with GW150914

Highly eccentric non-spinning binary black hole mergers: quadrupolar post-merger waveforms

Receipt and verification

First computed	2026-05-17T23:56:47.276427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55e3c533f89d8f8ceae7826a0c995f20aacedd14592a64a583ecae7b54b93201

Aliases

arxiv: 1809.03500 · arxiv_version: 1809.03500v1 · doi: 10.48550/arxiv.1809.03500 · pith_short_12: KXR4KM7YTWHY · pith_short_16: KXR4KM7YTWHYZ2XH · pith_short_8: KXR4KM7Y

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/KXR4KM7YTWHYZ2XHQJVAZGK7EC \
  | 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: 55e3c533f89d8f8ceae7826a0c995f20aacedd14592a64a583ecae7b54b93201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c96de7fb1c0fbbdf26d9bd653a60df2462a399ff8be4b347bda95b56f1013e37",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-09-10T18:00:00Z",
    "title_canon_sha256": "796b97f48fc5afdb14d336b76b4c8cc4f4f67f814ea4bebb047df844c6c43593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03500",
    "kind": "arxiv",
    "version": 1
  }
}