Pith Number

pith:SX4AROIT

pith:2012:SX4AROITTZKSYATA3G3SQAUITV

not attested not anchored not stored refs pending

Effects of post-Newtonian Spin Alignment on the Distribution of Black-Hole Recoils

Emanuele Berti, Michael Kesden, Ulrich Sperhake

arxiv:1203.2920 v2 · 2012-03-13 · astro-ph.HE · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SX4AROITTZKSYATA3G3SQAUITV}

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.

Cited by

1 paper in Pith

Inference of recoil kicks from binary black hole mergers up to GWTC--4 and their astrophysical implications

Receipt and verification

First computed	2026-05-18T03:48:13.508913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95f808b9139e552c0260d9b72802889d6231b1313e743714d99065de7bacacd2

Aliases

arxiv: 1203.2920 · arxiv_version: 1203.2920v2 · doi: 10.48550/arxiv.1203.2920 · pith_short_12: SX4AROITTZKS · pith_short_16: SX4AROITTZKSYATA · pith_short_8: SX4AROIT

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/SX4AROITTZKSYATA3G3SQAUITV \
  | 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: 95f808b9139e552c0260d9b72802889d6231b1313e743714d99065de7bacacd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b570a6fe921b2e8335e032e2a9d9f371c6575e40b62374d4b029572d0177a764",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-03-13T20:00:02Z",
    "title_canon_sha256": "1aaa4cb812f371c932e894491ed20ab7e8c67f137c82f2c6d91958763fb2a635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2920",
    "kind": "arxiv",
    "version": 2
  }
}