Pith Number

pith:JUL2EVW3

pith:2025:JUL2EVW3UIYL3B6KFO2VQP6EV4

not attested not anchored not stored refs pending

Ultralight Boson Ionization from Comparable-Mass Binary Black Holes

Lihang Zhou, Taishi Ikeda, Vitor Cardoso, Yifan Chen, Yuhao Guo, Zhen Zhong

arxiv:2509.09643 v2 · 2025-09-11 · gr-qc · astro-ph.CO · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUL2EVW3UIYL3B6KFO2VQP6EV4}

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

4 papers in Pith

Gravitational superfluorescence from superradiant axion clouds

Scalar fields around black hole binaries in LIGO-Virgo-KAGRA

Constraining interacting dark energy models with black hole superradiance

Stellar Superradiance and Low-Energy Absorption in Dense Nuclear Media

Receipt and verification

First computed	2026-07-05T12:09:46.939816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d17a256dba230bd87ca2bb5583fc4af14eecd9b2c633a4cee58bbf42d51c063

Aliases

arxiv: 2509.09643 · arxiv_version: 2509.09643v2 · doi: 10.48550/arxiv.2509.09643 · pith_short_12: JUL2EVW3UIYL · pith_short_16: JUL2EVW3UIYL3B6K · pith_short_8: JUL2EVW3

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/JUL2EVW3UIYL3B6KFO2VQP6EV4 \
  | 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: 4d17a256dba230bd87ca2bb5583fc4af14eecd9b2c633a4cee58bbf42d51c063

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2777fef34923f5bfbc223192e10411215591b00f6f8bb86e661e7747c52df006",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-09-11T17:31:12Z",
    "title_canon_sha256": "8dac587634ca987581d0c02caec2027ec981e710ac7545cf4690e1bdf394936d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09643",
    "kind": "arxiv",
    "version": 2
  }
}