Pith Number

pith:K4ISPATU

pith:2023:K4ISPATUBGD26WCYUFPL4OVL6H

not attested not anchored not stored refs pending

Novel regular black holes: geometry, source and shadow

Anjan Kar, India), Sayan Kar (Indian Institute of Technology Kharagpur

arxiv:2308.12155 v3 · 2023-08-23 · 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{K4ISPATUBGD26WCYUFPL4OVL6H}

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

Observing of background electromagnetic radiation of the real sky through the throat of a wormhole

Receipt and verification

First computed	2026-07-05T08:14:00.573878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57112782740987af5858a15ebe3aabf1f1cb984e50a4f7e0377e72ff0a602751

Aliases

arxiv: 2308.12155 · arxiv_version: 2308.12155v3 · doi: 10.48550/arxiv.2308.12155 · pith_short_12: K4ISPATUBGD2 · pith_short_16: K4ISPATUBGD26WCY · pith_short_8: K4ISPATU

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/K4ISPATUBGD26WCYUFPL4OVL6H \
  | 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: 57112782740987af5858a15ebe3aabf1f1cb984e50a4f7e0377e72ff0a602751

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7d6437b516051f6bbf96df56111e4bf7fee218d441f35fe967f8877b6115c8f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-08-23T14:17:40Z",
    "title_canon_sha256": "89a17b5fa3b4f86c4570a486946086924c71765527240bd1aa69665c7273ce1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.12155",
    "kind": "arxiv",
    "version": 3
  }
}