Pith Number

pith:77NA36PD

pith:2012:77NA36PDSFL4BUCHDEFFP4KLMW

not attested not anchored not stored refs pending

Comparison of LIGO/Virgo upper limits with predicted compact binary merger rates

Chris L. Fryer, Daniel E. Holz, Krzysztof Belczynski, Michal Dominik, Serena Repetto

arxiv:1208.0358 v2 · 2012-08-01 · 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{77NA36PDSFL4BUCHDEFFP4KLMW}

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	2026-05-18T03:01:33.529801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffda0df9e39157c0d047190a57f14b65b38552d4a770e62088d4fdbcc7753fbd

Aliases

arxiv: 1208.0358 · arxiv_version: 1208.0358v2 · doi: 10.48550/arxiv.1208.0358 · pith_short_12: 77NA36PDSFL4 · pith_short_16: 77NA36PDSFL4BUCH · pith_short_8: 77NA36PD

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/77NA36PDSFL4BUCHDEFFP4KLMW \
  | 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: ffda0df9e39157c0d047190a57f14b65b38552d4a770e62088d4fdbcc7753fbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06a21241012aaf1f00d6f2ef6a0a3f596a20906815721f456d0cbcb2db28f66a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-08-01T20:49:52Z",
    "title_canon_sha256": "0aec9c7178451755b9666123bdcf81665dd965e69fa4e350f0b2cd655c1a8e4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0358",
    "kind": "arxiv",
    "version": 2
  }
}