Pith Number

pith:DTAWGX47

pith:2000:DTAWGX47V5SGMCBQZFDYBJ6VXK

not attested not anchored not stored refs pending

Singularities in General Relativity coupled to nonlinear electrodynamics

J. M. Salim, M. Novello, S. E. Perez Bergliaffa

arxiv:gr-qc/0003052 v2 · 2000-03-13 · 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{DTAWGX47V5SGMCBQZFDYBJ6VXK}

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

Constructing regular black holes from multi-polytropic equations of state

Receipt and verification

First computed	2026-07-04T16:19:37.142416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cc1635f9faf64660830c94780a7d5baac31619ef002052da71a348effad641c

Aliases

arxiv: gr-qc/0003052 · arxiv_version: gr-qc/0003052v2 · doi: 10.48550/arxiv.gr-qc/0003052 · pith_short_12: DTAWGX47V5SG · pith_short_16: DTAWGX47V5SGMCBQ · pith_short_8: DTAWGX47

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/DTAWGX47V5SGMCBQZFDYBJ6VXK \
  | 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: 1cc1635f9faf64660830c94780a7d5baac31619ef002052da71a348effad641c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39873200b8aef6e983e93cfffd1966408042e5ba8e58fb9091f83ea495d77cae",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-03-13T20:19:45Z",
    "title_canon_sha256": "8fc9dce2916d7520f192502e9338937f7e1f6ab70970afeff7acacfedbf6d792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0003052",
    "kind": "arxiv",
    "version": 2
  }
}