Pith Number

pith:HY7RWVQG

pith:2019:HY7RWVQGRF7XGUSESG3FDFQ5GT

not attested not anchored not stored refs pending

Probing Intermediate Mass Black Holes in M87 through Multi-Wavelength Gravitational Wave Observations

Abraham Loeb (Center for Astrophysics, Harvard-Smithsonian), Razieh Emami

arxiv:1910.04828 v2 · 2019-10-10 · astro-ph.GA · 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{HY7RWVQGRF7XGUSESG3FDFQ5GT}

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

5 papers in Pith

Constraining Kerr supermassive black hole properties using gravitational waves from inspiraling stellar-mass binary black holes

Eccentric Stellar-mass Binary Black Holes: Population, Detectability, and Waveform Analysis in the LISA and LIGO Era

Dynamics of Binary System around a Supermassive Black Hole :Binary Scattering and Eccentric vZLK Oscillations

Eccentric Stellar-mass Binary Black Holes: Population, Detectability, and Waveform Analysis in the LISA and LIGO Era

Receipt and verification

First computed	2026-07-05T01:37:04.222716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3f1b5606897f73524491b651961d34f5557e9e7539019eeb6e9a3fb5b6c399

Aliases

arxiv: 1910.04828 · arxiv_version: 1910.04828v2 · doi: 10.48550/arxiv.1910.04828 · pith_short_12: HY7RWVQGRF7X · pith_short_16: HY7RWVQGRF7XGUSE · pith_short_8: HY7RWVQG

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/HY7RWVQGRF7XGUSESG3FDFQ5GT \
  | 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: 3e3f1b5606897f73524491b651961d34f5557e9e7539019eeb6e9a3fb5b6c399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cbe055e2b4ba02d0027824d73041c324389fa745fe7cddce2d99fc93902480c",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-10T19:44:58Z",
    "title_canon_sha256": "98b6ff0309331cb967542b2fae53507a3c71613ddc1106a20d16bf7b42febbfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.04828",
    "kind": "arxiv",
    "version": 2
  }
}