Pith Number

pith:QNJWFXBW

pith:2023:QNJWFXBW3FRTVY7JBIC57RDFRS

not attested not anchored not stored refs pending

Energy Extraction from Spinning Stringy Black Holes

Koushik Chatterjee, Prashant Kocherlakota, Ramesh Narayan, Ziri Younsi

arxiv:2310.20040 v1 · 2023-10-30 · gr-qc · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNJWFXBW3FRTVY7JBIC57RDFRS}

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

2 papers in Pith

Polarization Signatures from GRMHD Simulations of Black Hole Accretion

Observational distinguishability of the Kerr and Kerr-Hayward metrics to EHT

Receipt and verification

First computed	2026-07-05T07:07:23.052491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

835362dc36d9633ae3e90a05dfc4658ca7a8d2a9cd1830c4b0c7d2835608f231

Aliases

arxiv: 2310.20040 · arxiv_version: 2310.20040v1 · doi: 10.48550/arxiv.2310.20040 · pith_short_12: QNJWFXBW3FRT · pith_short_16: QNJWFXBW3FRTVY7J · pith_short_8: QNJWFXBW

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/QNJWFXBW3FRTVY7JBIC57RDFRS \
  | 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: 835362dc36d9633ae3e90a05dfc4658ca7a8d2a9cd1830c4b0c7d2835608f231

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c722f3ed538b12b3ccacb38c9c2c9b3dfabfcce8c4a33470f33084dac6e2699d",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-10-30T21:51:14Z",
    "title_canon_sha256": "882c80435740a27a7c4f67f97760278f3b1d6ce3cb15a919b72a6b451c6f838b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.20040",
    "kind": "arxiv",
    "version": 1
  }
}