Pith Number

pith:I2GK7OFO

pith:1996:I2GK7OFOQIC7ELSOBUFITCXYVV

not attested not anchored not stored refs pending

Colliding black holes: how far can the close approximation go?

Jorge Pullin, Oscar Nicasio, Reinaldo Gleiser, Richard Price

arxiv:gr-qc/9609022 v1 · 1996-09-09 · gr-qc · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I2GK7OFOQIC7ELSOBUFITCXYVV}

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

Foundations of Direct Waves in Schwarzschild Ringdown

Black Hole Ringdown Nonlinearities in the Large-D Limit

GW231123: a Binary Black Hole Merger with Total Mass 190-265 $M_{\odot}$

Quasi-Normal Modes of Stars and Black Holes

Quasinormal modes of black holes and black branes

Receipt and verification

First computed	2026-07-04T16:01:18.320404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

468cafb8ae8205f22e4e0d0a898af8ad40bf46b99a76039206f25d6603891b69

Aliases

arxiv: gr-qc/9609022 · arxiv_version: gr-qc/9609022v1 · doi: 10.48550/arxiv.gr-qc/9609022 · pith_short_12: I2GK7OFOQIC7 · pith_short_16: I2GK7OFOQIC7ELSO · pith_short_8: I2GK7OFO

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/I2GK7OFOQIC7ELSOBUFITCXYVV \
  | 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: 468cafb8ae8205f22e4e0d0a898af8ad40bf46b99a76039206f25d6603891b69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24a5504530e0d83fdd9ea7575779ae9808bed28319e33222a3d76a7d10671a2b",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-09-09T13:09:14Z",
    "title_canon_sha256": "c220b83d0eb8ff7977a546991b028a9302ff70ffc3f6858926144390293e2a25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9609022",
    "kind": "arxiv",
    "version": 1
  }
}