Pith Number

pith:B3B2EEEA

pith:2004:B3B2EEEARK2JXOSF3GLBNYDXXG

not attested not anchored not stored refs pending

A Survey of z>5.7 Quasars in the Sloan Digital Sky Survey III: Discovery of Five Additional Quasars

Donald P. Schneider, et al, Gillan R. Knapp, Gordon T. Richards, Huan Lin, Hubert Lampeitl, James Annis, James E. Gunn, Jason E. Young, Jennifer L. Donley, Joseph F. Hennawi, Michael A. Strauss, Robert H. Lupton, W. N. Brandt, Xiaohui Fan

arxiv:astro-ph/0405138 v1 · 2004-05-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3B2EEEARK2JXOSF3GLBNYDXXG}

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

1 paper in Pith

Constraining supermassive primordial black hole clustering with the angular auto-correlation of $z\simeq 6$ quasars

Receipt and verification

First computed	2026-07-04T15:17:23.597846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec3a210808ab49bba45d99616e077b9bc78a14c9531046094a1bdcfc569bbc2

Aliases

arxiv: astro-ph/0405138 · arxiv_version: astro-ph/0405138v1 · doi: 10.48550/arxiv.astro-ph/0405138 · pith_short_12: B3B2EEEARK2J · pith_short_16: B3B2EEEARK2JXOSF · pith_short_8: B3B2EEEA

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/B3B2EEEARK2JXOSF3GLBNYDXXG \
  | 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: 0ec3a210808ab49bba45d99616e077b9bc78a14c9531046094a1bdcfc569bbc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23b112fc2a29c0b47141309100686a381a6b5e6d837a86c699f28a58362a134d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-07T09:33:27Z",
    "title_canon_sha256": "449790c8552f9a934758de1a3e7b7bfe97f0d26a5d6e0454a8d072a475b85d6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405138",
    "kind": "arxiv",
    "version": 1
  }
}