Pith Number

pith:ZOBERSAZ

pith:2006:ZOBERSAZHLEOFSW5TIGZYGIZJT

not attested not anchored not stored refs pending

On the rarity of double black hole binaries: consequences for gravitational-wave detection

Frederic A. Rasio, Krzysztof Belczynski, Ronald E. Taam, Tomasz Bulik, Vassiliki Kalogera

arxiv:astro-ph/0612032 v3 · 2006-12-01 · 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{ZOBERSAZHLEOFSW5TIGZYGIZJT}

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	2026-05-18T04:29:15.123993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb8248c8193ac8e2cadd9a0d9c19194cdab838f86711c25ed35ee2bcf997af59

Aliases

arxiv: astro-ph/0612032 · arxiv_version: astro-ph/0612032v3 · doi: 10.48550/arxiv.astro-ph/0612032 · pith_short_12: ZOBERSAZHLEO · pith_short_16: ZOBERSAZHLEOFSW5 · pith_short_8: ZOBERSAZ

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/ZOBERSAZHLEOFSW5TIGZYGIZJT \
  | 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: cb8248c8193ac8e2cadd9a0d9c19194cdab838f86711c25ed35ee2bcf997af59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c4cd456a728d00ee6396a25e6d39c1e18f38290c25199acd15a75e59d264e50",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-01T20:28:08Z",
    "title_canon_sha256": "091c0837926fd6520e3b9cd73e2aa7fe85484574d3f96259baf40fe684cdaf5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612032",
    "kind": "arxiv",
    "version": 3
  }
}