Pith Number

pith:JEHEN6CT

pith:2003:JEHEN6CTLDG5JP5NJRPVVL4EGH

not attested not anchored not stored refs pending

On a Separatrix in the Gravitational Collapse to an Overcritical Electromagnetic Black Hole

L. Vitagliano, R. Ruffini, S.-S. Xue

arxiv:astro-ph/0309022 v1 · 2003-09-01 · astro-ph · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JEHEN6CTLDG5JP5NJRPVVL4EGH}

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	2026-05-18T01:40:38.314662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490e46f85358cdd4bfad4c5f5aaf8431f0f4817e91f9ff9ba9fd09abadf1f6d5

Aliases

arxiv: astro-ph/0309022 · arxiv_version: astro-ph/0309022v1 · doi: 10.48550/arxiv.astro-ph/0309022 · pith_short_12: JEHEN6CTLDG5 · pith_short_16: JEHEN6CTLDG5JP5N · pith_short_8: JEHEN6CT

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/JEHEN6CTLDG5JP5NJRPVVL4EGH \
  | 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: 490e46f85358cdd4bfad4c5f5aaf8431f0f4817e91f9ff9ba9fd09abadf1f6d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa067b9b15360d054b25957790b86aa4eb3dc6175e9c0e3e359b7213c64ececc",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-01T10:39:57Z",
    "title_canon_sha256": "9abf27d1b7adbbf958a0570af0f5e0bb94993e230cc106f684c18399ff6ce2e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309022",
    "kind": "arxiv",
    "version": 1
  }
}