Pith Number

pith:ZET3I5B2

pith:2013:ZET3I5B23YVZGRCTD3AYDBFYQS

not attested not anchored not stored refs pending

Mergers of binary neutron stars with realistic spin

Bernd Bruegmann, Sebastiano Bernuzzi, Tim Dietrich, Wolfgang Tichy

arxiv:1311.4443 v2 · 2013-11-18 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZET3I5B23YVZGRCTD3AYDBFYQS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:18:58.503048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c927b4743ade2b9344531ec18184b8848f651358720992362954ca4077009d67

Aliases

arxiv: 1311.4443 · arxiv_version: 1311.4443v2 · doi: 10.48550/arxiv.1311.4443 · pith_short_12: ZET3I5B23YVZ · pith_short_16: ZET3I5B23YVZGRCT · pith_short_8: ZET3I5B2

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/ZET3I5B23YVZGRCTD3AYDBFYQS \
  | 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: c927b4743ade2b9344531ec18184b8848f651358720992362954ca4077009d67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9854b96eb1ce2c137938bbf320aa59cad9b1604f5d13333d3ffc16743af341f1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-11-18T16:35:30Z",
    "title_canon_sha256": "f3704263fe0477462ca038f0b299903842449dcfd98f98307c109218537befe8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4443",
    "kind": "arxiv",
    "version": 2
  }
}