Pith Number

pith:LEWXV23S

pith:2025:LEWXV23SZESQ5EL6DR27G53YJS

not attested not anchored not stored refs pending

Testing redshift variation of the X-ray and ultraviolet luminosity relations of quasars

Hongwei Yu, Jiayi Wu, Puxun Wu, Yang Liu

arxiv:2504.10862 v1 · 2025-04-15 · astro-ph.CO · 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{LEWXV23SZESQ5EL6DR27G53YJS}

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

Redshift-Dependent Intrinsic Dispersion in the Quasar UV/X-ray Luminosity Relation

Deep Learning Calibration of the Quasar X-ray/UV Luminosity Relation for Cosmological Applications

Receipt and verification

First computed	2026-07-05T10:49:25.507525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592d7aeb72c9250e917e1c75f377784c9c663c84c01e2cfe026627da9bb6e6d3

Aliases

arxiv: 2504.10862 · arxiv_version: 2504.10862v1 · doi: 10.48550/arxiv.2504.10862 · pith_short_12: LEWXV23SZESQ · pith_short_16: LEWXV23SZESQ5EL6 · pith_short_8: LEWXV23S

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/LEWXV23SZESQ5EL6DR27G53YJS \
  | 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: 592d7aeb72c9250e917e1c75f377784c9c663c84c01e2cfe026627da9bb6e6d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8f0245fc80e69c1ee68c364edf46c835a04a077762e37a23e6c955a9f196dd6",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-04-15T04:48:23Z",
    "title_canon_sha256": "53664a3d857ee61c0bce5ae39f735aae69f6b040fdd9ef5418ff4348d3150299"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.10862",
    "kind": "arxiv",
    "version": 1
  }
}