Pith Number

pith:NFWIJNJT

pith:2022:NFWIJNJTM5F56WHWZC4XVQKALR

not attested not anchored not stored refs pending

Deciphering signatures of Bardeen black holes from the observed quasi-periodic oscillations

Indrani Banerjee

arxiv:2201.00679 v2 · 2022-01-03 · 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{NFWIJNJTM5F56WHWZC4XVQKALR}

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

Observational constraints on the Kerr and its several single-parameter modified spacetimes using quasi-periodic oscillation data

Receipt and verification

First computed	2026-07-05T05:00:39.635087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

696c84b533674bdf58f6c8b97ac1405c73c0d542c7a26d405673fe20c8cbf5c7

Aliases

arxiv: 2201.00679 · arxiv_version: 2201.00679v2 · doi: 10.48550/arxiv.2201.00679 · pith_short_12: NFWIJNJTM5F5 · pith_short_16: NFWIJNJTM5F56WHW · pith_short_8: NFWIJNJT

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/NFWIJNJTM5F56WHWZC4XVQKALR \
  | 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: 696c84b533674bdf58f6c8b97ac1405c73c0d542c7a26d405673fe20c8cbf5c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b907fa3f6c8f6e4fd3431f4ccbbabac0b63abdbd6de12c2b8bb0c6dbbb05396",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-01-03T14:41:44Z",
    "title_canon_sha256": "ab224235b36f868dc8586c0b7bcc2d52bb43ffd27f1232bc426d6054a4ee8038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.00679",
    "kind": "arxiv",
    "version": 2
  }
}