Pith Number

pith:RZDOGZCJ

pith:2023:RZDOGZCJKVLN4KK3SKGQAIMXS6

not attested not anchored not stored refs pending

The extremely X-ray luminous radio-loud quasar CFHQS J142952+544717 at $z=6.18$ under Chandra high-angular resolution lens

A. Saxena, A. Siemiginowska, B. Snios, C.C. Cheung, D. Schwartz, G. Migliori, {\L}. Stawarz, M. Sobolewska, V. Kashyap

arxiv:2305.07544 v2 · 2023-05-12 · 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{RZDOGZCJKVLN4KK3SKGQAIMXS6}

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.

Receipt and verification

First computed	2026-07-05T06:29:49.535595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e46e364495556de295b928d00219797a2ed255dfce93b15ecc445e7e92b1352

Aliases

arxiv: 2305.07544 · arxiv_version: 2305.07544v2 · doi: 10.48550/arxiv.2305.07544 · pith_short_12: RZDOGZCJKVLN · pith_short_16: RZDOGZCJKVLN4KK3 · pith_short_8: RZDOGZCJ

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/RZDOGZCJKVLN4KK3SKGQAIMXS6 \
  | 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: 8e46e364495556de295b928d00219797a2ed255dfce93b15ecc445e7e92b1352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbcf5db74d69c4b68ebe8784241912cf86df45f0b8b632712d3d67ea1d204cb7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-05-12T15:15:52Z",
    "title_canon_sha256": "ebb55b18dd5fc6b5fcc65b586084c7a0ac3f98a4261d537cdd3d89451ca8d704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.07544",
    "kind": "arxiv",
    "version": 2
  }
}