Pith Number

pith:BA4JPR3M

pith:2020:BA4JPR3MLBGF7QK7OYTFGC2GDY

not attested not anchored not stored refs pending

Series reduction method for scattering of planar waves by Kerr-Newman black holes

Lu\'is C. B. Crispino, Luiz C. S. Leite, Sam R. Dolan, Tom Stratton

arxiv:2004.10773 v1 · 2020-04-22 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BA4JPR3MLBGF7QK7OYTFGC2GDY}

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	2026-07-05T01:28:09.180945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

083897c76c584c5fc15f7626530b461e23c6103b6411335a98335f97dc2190ce

Aliases

arxiv: 2004.10773 · arxiv_version: 2004.10773v1 · doi: 10.48550/arxiv.2004.10773 · pith_short_12: BA4JPR3MLBGF · pith_short_16: BA4JPR3MLBGF7QK7 · pith_short_8: BA4JPR3M

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/BA4JPR3MLBGF7QK7OYTFGC2GDY \
  | 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: 083897c76c584c5fc15f7626530b461e23c6103b6411335a98335f97dc2190ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b738666e710e7b1fa6be25dc77d08511ccf2f6cc9043d430c0e4d960101cdcce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-04-22T18:01:11Z",
    "title_canon_sha256": "1e27f145f17996bf54e2fe3908fbda3c5137d184b3170188882c81610b0e640f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10773",
    "kind": "arxiv",
    "version": 1
  }
}