Pith Number

pith:BIRDD4OA

pith:2006:BIRDD4OA33IVTZICNIB3PPTAMG

not attested not anchored not stored refs pending

Measuring coalescing massive binary black holes with gravitational waves: The impact of spin-induced precession

Ryan N. Lang, Scott A. Hughes

arxiv:gr-qc/0608062 v5 · 2006-08-11 · 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{BIRDD4OA33IVTZICNIB3PPTAMG}

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.

Receipt and verification

First computed	2026-05-18T02:37:27.120861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a2231f1c0ded159e5026a03b7be6061b7261f2b2edb97f13308eb02118e8ff0

Aliases

arxiv: gr-qc/0608062 · arxiv_version: gr-qc/0608062v5 · doi: 10.48550/arxiv.gr-qc/0608062 · pith_short_12: BIRDD4OA33IV · pith_short_16: BIRDD4OA33IVTZIC · pith_short_8: BIRDD4OA

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/BIRDD4OA33IVTZICNIB3PPTAMG \
  | 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: 0a2231f1c0ded159e5026a03b7be6061b7261f2b2edb97f13308eb02118e8ff0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc3c6012e95c09b94e56913893441c8b5d76bf6a98a42b0075409b25cb4a4daa",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-08-11T17:11:14Z",
    "title_canon_sha256": "899b1d124a10c7c24621bd6e4fe6516f07ca41faf966de923b2b334acafec417"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0608062",
    "kind": "arxiv",
    "version": 5
  }
}