Pith Number

pith:FFKV4Y6Q

pith:1993:FFKV4Y6QKFOMPY2Y7FLT37GS7H

not attested not anchored not stored refs pending

The Structure of Naked Singularity in Self-similar Gravitational Collapse II

I.H.Dwivedi, P.S.Joshi

arxiv:gr-qc/9302008 v1 · 1993-02-09 · 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{FFKV4Y6QKFOMPY2Y7FLT37GS7H}

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

A class of charged-Taub-NUT-scalar metrics via Harison and Ehlers Transformations

Receipt and verification

First computed	2026-07-04T15:55:37.888114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29555e63d0515cc7e358f9573dfcd2f9c648d8b496c269334c5655d91b7a755d

Aliases

arxiv: gr-qc/9302008 · arxiv_version: gr-qc/9302008v1 · doi: 10.48550/arxiv.gr-qc/9302008 · pith_short_12: FFKV4Y6QKFOM · pith_short_16: FFKV4Y6QKFOMPY2Y · pith_short_8: FFKV4Y6Q

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/FFKV4Y6QKFOMPY2Y7FLT37GS7H \
  | 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: 29555e63d0515cc7e358f9573dfcd2f9c648d8b496c269334c5655d91b7a755d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8786a69ae2f418e784e70371744ef7dea0554267d52349a9ccaa89b2be6f18b5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1993-02-09T10:14:00Z",
    "title_canon_sha256": "a5f742b96b2e9b4913e2bd4e8c5f7b87cbff6accda5dbdf74a1bf404653612c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9302008",
    "kind": "arxiv",
    "version": 1
  }
}