Pith Number

pith:GGXI475I

pith:2026:GGXI475IOWMXOPJV7DVN3WEIIJ

not attested not anchored not stored refs pending

When the black holes align: a subpopulation of aligned massive binary black holes observed via gravitational waves

Charmaine Wong, Elvir Mislimi, Michela Mapelli, M. Paola Vaccaro, Otto A. Hannuksela, Samson H. W. Leong, Stefano Rinaldi

arxiv:2606.23305 v1 · 2026-06-22 · 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{GGXI475IOWMXOPJV7DVN3WEIIJ}

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	2026-06-23T03:14:16.401459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31ae8e7fa87599773d35f8eaddd88842773b9977a5852552f2a3f976a623745d

Aliases

arxiv: 2606.23305 · arxiv_version: 2606.23305v1 · doi: 10.48550/arxiv.2606.23305 · pith_short_12: GGXI475IOWMX · pith_short_16: GGXI475IOWMXOPJV · pith_short_8: GGXI475I

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/GGXI475IOWMXOPJV7DVN3WEIIJ \
  | 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: 31ae8e7fa87599773d35f8eaddd88842773b9977a5852552f2a3f976a623745d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f40b66996aeba35c5a4fd3c14b4b141af70ca7894462c4298b873c5248806593",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-06-22T13:16:40Z",
    "title_canon_sha256": "f38c04528f8c8974bdb95670c77a71507d45fd9d59508ac58900ebcd2a8c9222"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23305",
    "kind": "arxiv",
    "version": 1
  }
}