Pith Number

pith:AK5HD4VJ

pith:2015:AK5HD4VJIRHOYPLRWST2SUG3HC

not attested not anchored not stored refs pending

Static Spherically Symmetric Kerr-Schild Metrics and Implications for the Classical Double Copy

Alexander K. Ridgway, Mark B. Wise

arxiv:1512.02243 v1 · 2015-12-07 · hep-th · 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{AK5HD4VJIRHOYPLRWST2SUG3HC}

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

The Smarr Formula is Gauss's Law: A Kerr-Schild Single-Copy Perspective

Residual Symmetries and Their Algebras in the Kerr-Schild Double Copy

Hawking Radiation meets the Double Copy

Black Hole Interiors as a Laboratory for Time-Dependent Classical Double Copy

Residual Symmetries and Their Algebras in the Kerr-Schild Double Copy

Receipt and verification

First computed	2026-05-18T01:08:43.075562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02ba71f2a9444eec3d71b4a7a950db38a3000c76123fb678518bc3bfb11c1ef9

Aliases

arxiv: 1512.02243 · arxiv_version: 1512.02243v1 · doi: 10.48550/arxiv.1512.02243 · pith_short_12: AK5HD4VJIRHO · pith_short_16: AK5HD4VJIRHOYPLR · pith_short_8: AK5HD4VJ

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/AK5HD4VJIRHOYPLRWST2SUG3HC \
  | 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: 02ba71f2a9444eec3d71b4a7a950db38a3000c76123fb678518bc3bfb11c1ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e79eec02a19d130a6d8298e09cc1b57075c4c56e5d6b2817f089dfbc7523fe0",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-12-07T21:02:44Z",
    "title_canon_sha256": "1ba958731ef27d76c017cfccfb627503a5fa0156ae52073f380aec5fbf684606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02243",
    "kind": "arxiv",
    "version": 1
  }
}