Pith Number

pith:4VQWPZXM

pith:2013:4VQWPZXMZFUQ5J7IOVEG62UROV

not attested not anchored not stored refs pending

Nonspinning black hole-neutron star mergers: a model for the amplitude of gravitational waveforms

Emanuele Berti, Francesco Pannarale, Koutarou Kyutoku, Masaru Shibata

arxiv:1307.5111 v2 · 2013-07-19 · gr-qc · 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{4VQWPZXMZFUQ5J7IOVEG62UROV}

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	2026-05-18T01:48:42.676835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e56167e6ecc9690ea7e875486f6a9175559bc3480bbfe68ce140b70343928784

Aliases

arxiv: 1307.5111 · arxiv_version: 1307.5111v2 · doi: 10.48550/arxiv.1307.5111 · pith_short_12: 4VQWPZXMZFUQ · pith_short_16: 4VQWPZXMZFUQ5J7I · pith_short_8: 4VQWPZXM

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/4VQWPZXMZFUQ5J7IOVEG62UROV \
  | 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: e56167e6ecc9690ea7e875486f6a9175559bc3480bbfe68ce140b70343928784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "812d80e87c1a26501e5328ffb9ee591aa6b3196e8db54faa2af669e702dce0c7",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-19T01:20:25Z",
    "title_canon_sha256": "ff88f031c89f276613469ab9698fd37eecbe74a9e4385017d1555395bd553d73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5111",
    "kind": "arxiv",
    "version": 2
  }
}