Pith Number

pith:I5VPW7MN

pith:2021:I5VPW7MNEYWA7JIGP4JOULCSNX

not attested not anchored not stored refs pending

Conversion of electromagnetic and gravitational waves by a charged black hole

Mohamed Ould El Hadj, Sam R. Dolan

arxiv:2106.09731 v2 · 2021-06-17 · gr-qc · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5VPW7MNEYWA7JIGP4JOULCSNX}

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

On-Shell Amplitudes and Black-Hole Perturbations: Exact Reissner-Nordstr\"om Mixing

Receipt and verification

First computed	2026-07-05T04:45:10.863504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

476afb7d8d262c0fa5067f12ea2c526dc946c985a2146f7d3b397868054bb5d4

Aliases

arxiv: 2106.09731 · arxiv_version: 2106.09731v2 · doi: 10.48550/arxiv.2106.09731 · pith_short_12: I5VPW7MNEYWA · pith_short_16: I5VPW7MNEYWA7JIG · pith_short_8: I5VPW7MN

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/I5VPW7MNEYWA7JIGP4JOULCSNX \
  | 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: 476afb7d8d262c0fa5067f12ea2c526dc946c985a2146f7d3b397868054bb5d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcfc0eb2f1b70a1cf2b82f22175987aa7370982767ea45c1e741a025896d12c5",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-06-17T18:00:02Z",
    "title_canon_sha256": "8485bac5eee38c70ba37dc8f672c5db4651d59fa07736e23f3dc18586f39d432"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.09731",
    "kind": "arxiv",
    "version": 2
  }
}