Pith Number

pith:6IZ2KY4Z

pith:2007:6IZ2KY4ZPEDIVKLCG2JAESZZD6

not attested not anchored not stored refs pending

Energy-Momentum Distribution of the Weyl-Lewis-Papapetrou and the Levi-Civita Metrics

M. Sharif

arxiv:0711.2721 v1 · 2007-11-17 · 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{6IZ2KY4ZPEDIVKLCG2JAESZZD6}

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	2026-05-18T04:16:23.346889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f233a5639979068aa9623692024b391f9722d999ca0c6c89d99b05a9359deb36

Aliases

arxiv: 0711.2721 · arxiv_version: 0711.2721v1 · doi: 10.48550/arxiv.0711.2721 · pith_short_12: 6IZ2KY4ZPEDI · pith_short_16: 6IZ2KY4ZPEDIVKLC · pith_short_8: 6IZ2KY4Z

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/6IZ2KY4ZPEDIVKLCG2JAESZZD6 \
  | 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: f233a5639979068aa9623692024b391f9722d999ca0c6c89d99b05a9359deb36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab4956dc40ae35a038749c803338a175a537ad57240255ce778fa7ae05d23f96",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-11-17T06:53:42Z",
    "title_canon_sha256": "350bee59f470c399a8246eaabfd09946d96541562276991b04501bf9ee97f7f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.2721",
    "kind": "arxiv",
    "version": 1
  }
}