Pith Number

pith:L4JEOHUW

pith:2002:L4JEOHUWFM57CQW5AFP3VLK6RW

not attested not anchored not stored refs pending

Linear Einstein equations and Kerr-Schild maps

L\'aszl\'o \'A. Gergely

arxiv:gr-qc/0203101 v1 · 2002-03-28 · 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{L4JEOHUWFM57CQW5AFP3VLK6RW}

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

K-essence sources of Kerr-Schild spacetimes

Receipt and verification

First computed	2026-05-18T01:09:00.459858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f12471e962b3bf142dd015fbaad5e8dbdba9e11be9c403c6adbb94c5dad57c3

Aliases

arxiv: gr-qc/0203101 · arxiv_version: gr-qc/0203101v1 · doi: 10.48550/arxiv.gr-qc/0203101 · pith_short_12: L4JEOHUWFM57 · pith_short_16: L4JEOHUWFM57CQW5 · pith_short_8: L4JEOHUW

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/L4JEOHUWFM57CQW5AFP3VLK6RW \
  | 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: 5f12471e962b3bf142dd015fbaad5e8dbdba9e11be9c403c6adbb94c5dad57c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a2ce792b001a69eadcd53053f595cd812328899cdc46bbc12cd7ba9a782fbae",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-03-28T08:21:17Z",
    "title_canon_sha256": "7f0fed57aa588962fa2d3080a8e846563facbe153c84cdfea6ad58a2c8fb8bd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0203101",
    "kind": "arxiv",
    "version": 1
  }
}