Pith Number

pith:GBZR4H3P

pith:2023:GBZR4H3PFTTO3JQH4W43JNBLPX

not attested not anchored not stored refs pending

A Candidate Dual QSO at Cosmic Noon

Brooke D. Simmons, Eilat Glikman, Hannah Stacey, Ilsang Yoon, John M. O'Meara, Julia M. Comerford, Makoto A. Johnstone, Mark Lacy, Rachel Langgin

arxiv:2306.00068 v1 · 2023-05-31 · 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{GBZR4H3PFTTO3JQH4W43JNBLPX}

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	2026-07-05T06:29:51.665251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30731e1f6f2ce6eda607e5b9b4b42b7dc6765ab02f0a9928875743641132d0a6

Aliases

arxiv: 2306.00068 · arxiv_version: 2306.00068v1 · doi: 10.48550/arxiv.2306.00068 · pith_short_12: GBZR4H3PFTTO · pith_short_16: GBZR4H3PFTTO3JQH · pith_short_8: GBZR4H3P

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/GBZR4H3PFTTO3JQH4W43JNBLPX \
  | 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: 30731e1f6f2ce6eda607e5b9b4b42b7dc6765ab02f0a9928875743641132d0a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59bb1fea3544d19cf9e947e297fccdcc3c1550281c197dbba7b332b16afe155e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-05-31T18:00:06Z",
    "title_canon_sha256": "585c59a26b3b68d4c68e1104a2e488e747e96eb6213729fdf58ae88453bd9301"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.00068",
    "kind": "arxiv",
    "version": 1
  }
}