Pith Number

pith:WBP7UNQZ

pith:2020:WBP7UNQZRIYN2AF6BDONNQ2RDU

not attested not anchored not stored refs pending

Testing Rotating Regular Metrics as Candidates for Astrophysical Black Holes

Amit Kumar, Rahul Kumar, Sushant G. Ghosh

arxiv:2006.09869 v1 · 2020-06-17 · 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{WBP7UNQZRIYN2AF6BDONNQ2RDU}

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

$\tt BlackHawk$ $\tt v3.0$: Hawking Radiation from Regular Black Holes

Receipt and verification

First computed	2026-07-05T01:11:05.803760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b05ffa36198a30dd00be08dcd6c3511d2cdf8ea3c1efad589d7d5e4f3dfdc818

Aliases

arxiv: 2006.09869 · arxiv_version: 2006.09869v1 · doi: 10.48550/arxiv.2006.09869 · pith_short_12: WBP7UNQZRIYN · pith_short_16: WBP7UNQZRIYN2AF6 · pith_short_8: WBP7UNQZ

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/WBP7UNQZRIYN2AF6BDONNQ2RDU \
  | 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: b05ffa36198a30dd00be08dcd6c3511d2cdf8ea3c1efad589d7d5e4f3dfdc818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc7cd3813226038dedf05dc71b7ef7789db2f63ef786afe44fc42db27c041920",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-06-17T13:50:26Z",
    "title_canon_sha256": "d6c800a29deb85c2dff805bb1c3500b510f430245a8a2b41164561a12ae7cd00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.09869",
    "kind": "arxiv",
    "version": 1
  }
}