Pith Number

pith:4OG7Q2F7

pith:2021:4OG7Q2F7CS56MSILPTAR6K3KM2

not attested not anchored not stored refs pending

Scope out multiband gravitational-wave observations of GW190521-like binary black holes with space gravitational wave antenna B-DECIGO

Hiroyuki Nakano, Norichika Sago, Ryuichi Fujita, Soichiro Isoyama

arxiv:2101.06402 v3 · 2021-01-16 · gr-qc · 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{4OG7Q2F7CS56MSILPTAR6K3KM2}

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

Testing Dark Energy with Black Hole Ringdown

Receipt and verification

First computed	2026-07-05T03:43:38.786110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e38df868bf14bbe6490b7cc11f2b6a6681d70be5b28b7eb2865a940811b086ba

Aliases

arxiv: 2101.06402 · arxiv_version: 2101.06402v3 · doi: 10.48550/arxiv.2101.06402 · pith_short_12: 4OG7Q2F7CS56 · pith_short_16: 4OG7Q2F7CS56MSIL · pith_short_8: 4OG7Q2F7

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/4OG7Q2F7CS56MSILPTAR6K3KM2 \
  | 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: e38df868bf14bbe6490b7cc11f2b6a6681d70be5b28b7eb2865a940811b086ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3c68dbfcb9cc93f6ad7b56b0434c1effba175d07cadcf35ec28b177dd9f821e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-01-16T08:42:55Z",
    "title_canon_sha256": "629113a37b112660a267fd8c6fd9cf96ca14a0c3c643c5950f83f29f59c0e806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.06402",
    "kind": "arxiv",
    "version": 3
  }
}