Pith Number

pith:GJNU3UCF

pith:2024:GJNU3UCF4T6DOL7RKFZ7NB6EN4

not attested not anchored not stored refs pending

The Remarkable X-ray Spectra and Variability of the Ultraluminous Weak-Line Quasar SDSS J1521+5202

Bin Luo, Fabio Vito, Fan Zou, Qingling Ni, Shouyi Wang, W. Niel Brandt, Zhibo Yu

arxiv:2408.16060 v1 · 2024-08-28 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJNU3UCF4T6DOL7RKFZ7NB6EN4}

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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

Simulation-Based Prediction of Black Hole Fe K$\alpha$ Line Profiles

Receipt and verification

First computed	2026-07-05T09:00:25.364713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

325b4dd045e4fc372ff15173f687c46f149111148a8227000f9e59594573ac44

Aliases

arxiv: 2408.16060 · arxiv_version: 2408.16060v1 · doi: 10.48550/arxiv.2408.16060 · pith_short_12: GJNU3UCF4T6D · pith_short_16: GJNU3UCF4T6DOL7R · pith_short_8: GJNU3UCF

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/GJNU3UCF4T6DOL7RKFZ7NB6EN4 \
  | 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: 325b4dd045e4fc372ff15173f687c46f149111148a8227000f9e59594573ac44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe0d5a0fd5272bf5af8606d9aa73bc2133a4a4917aee58bdf4da973c140fe4ba",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-08-28T18:00:42Z",
    "title_canon_sha256": "6a414bd384547970b5f2e740b97dfdb82b3735d194f6eeea5b6bf169eb4c94f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.16060",
    "kind": "arxiv",
    "version": 1
  }
}