Pith Number

pith:WAGNVDHD

pith:2019:WAGNVDHDPBBSN32YBUNDCWYMMZ

not attested not anchored not stored refs pending

Observational Black Hole Spectroscopy: A time-domain multimode analysis of GW150914

Gregorio Carullo, John Veitch, Walter Del Pozzo

arxiv:1902.07527 v2 · 2019-02-20 · 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{WAGNVDHDPBBSN32YBUNDCWYMMZ}

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

15 papers in Pith

Detectability of avoided crossings in black hole ringdowns

Impact of sky localization uncertainty on ringdown inference

Polarization Analysis of Ringdown Signals

The quasinormal modes of the rotating quantum corrected black holes

Modeling the frequency-domain ringdown amplitude of comparable-mass mergers with greybody factors

Receipt and verification

First computed	2026-05-17T23:41:45.039810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b00cda8ce3784326ef580d1a315b0c6658c75d04de2e9c396ed400239e78fe20

Aliases

arxiv: 1902.07527 · arxiv_version: 1902.07527v2 · doi: 10.48550/arxiv.1902.07527 · pith_short_12: WAGNVDHDPBBS · pith_short_16: WAGNVDHDPBBSN32Y · pith_short_8: WAGNVDHD

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/WAGNVDHDPBBSN32YBUNDCWYMMZ \
  | 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: b00cda8ce3784326ef580d1a315b0c6658c75d04de2e9c396ed400239e78fe20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d811f97b516392ed35ed7296f5273c5691c8e51f42c9f572df480cd6bf3b193",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-02-20T11:55:29Z",
    "title_canon_sha256": "a194e7e43d1ef021455bac81195383ac9b39932455be42d2c858f718af536b55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07527",
    "kind": "arxiv",
    "version": 2
  }
}