Pith Number

pith:VZGARIPU

pith:2025:VZGARIPUYPWGQFTQ2WWAIC3AVS

not attested not anchored not stored refs pending

Luminous Mid-IR Selected Obscured Quasars at Cosmic Noon in SDSS Stripe82 II: Spectroscopic Diversity and Broad H$\alpha$ Emissions

Ben Wang, Daming Yang, Gordon T. Richards, Jan-Torge Schindler, Joseph F. Hennawi, Nadia L. Zakamska, Yuzo Ishikawa, Zheng Cai

arxiv:2508.02792 v1 · 2025-08-04 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZGARIPUYPWGQFTQ2WWAIC3AVS}

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	2026-07-05T11:48:30.974329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae4c08a1f4c3ec681670d5ac040b60acb4a5eed646bc2381b80e3f6c8dc6f6e2

Aliases

arxiv: 2508.02792 · arxiv_version: 2508.02792v1 · doi: 10.48550/arxiv.2508.02792 · pith_short_12: VZGARIPUYPWG · pith_short_16: VZGARIPUYPWGQFTQ · pith_short_8: VZGARIPU

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/VZGARIPUYPWGQFTQ2WWAIC3AVS \
  | 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: ae4c08a1f4c3ec681670d5ac040b60acb4a5eed646bc2381b80e3f6c8dc6f6e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0da7bcc421fa292e10fe633d58ed8e0b660d1dd4d80aea5d3f64a698f3e043a5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-08-04T18:04:36Z",
    "title_canon_sha256": "d3a7689c6664b304e165ae479aa17474ea8f5d47f2707df23860bbd81746245f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.02792",
    "kind": "arxiv",
    "version": 1
  }
}