Pith Number

pith:QX6ZIPR5

pith:2021:QX6ZIPR5RXLACVTBV5CMZ773TD

not attested not anchored not stored refs pending

Estimating the cosmological constant from shadows of Kerr--de Sitter black holes

Misba Afrin, Sushant G. Ghosh

arxiv:2112.15038 v2 · 2021-12-30 · 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{QX6ZIPR5RXLACVTBV5CMZ773TD}

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

Regular hairy black holes by gravitational decoupling: Bardeen and Minkowski-core seeds

Receipt and verification

First computed	2026-07-05T03:50:04.085623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85fd943e3d8dd6015661af44ccfffb98cb99bd5d199cf15f58031edb948ea19f

Aliases

arxiv: 2112.15038 · arxiv_version: 2112.15038v2 · doi: 10.48550/arxiv.2112.15038 · pith_short_12: QX6ZIPR5RXLA · pith_short_16: QX6ZIPR5RXLACVTB · pith_short_8: QX6ZIPR5

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/QX6ZIPR5RXLACVTBV5CMZ773TD \
  | 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: 85fd943e3d8dd6015661af44ccfffb98cb99bd5d199cf15f58031edb948ea19f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28f265c3a49e4cda42981242b224aaa7f0983fd424db9f7ba99494a9d59e6686",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-12-30T12:55:33Z",
    "title_canon_sha256": "daa82f5cbdabfb0f761b4efdd16b39819176aa97621e8925baae1535433bc9b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.15038",
    "kind": "arxiv",
    "version": 2
  }
}