Pith Number

pith:QWZHQZR2

pith:2006:QWZHQZR2IA7ZT65GEKROILBAYQ

not attested not anchored not stored refs pending

SDSS J1029+2623: A Gravitationally Lensed Quasar with an Image Separation of 22.5 Arcseconds

Christopher S. Kochanek, Donald G. York, Donald P. Schneider, Erin S. Sheldon, Gordon T. Richards, Hiroyuki Utsunomiya, Issha Kayo, Joseph F. Hennawi, Kohki Konishi, Mamoru Doi, Masamune Oguri, Masataka Fukugita, Michael A. Strauss, Min-Su Shin, Naohisa Inada, Naoki Yasuda, Robert H. Becker, Tomoki Morokuma, Xinyu Dai

arxiv:astro-ph/0611275 v1 · 2006-11-08 · 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{QWZHQZR2IA7ZT65GEKROILBAYQ}

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

COOL-LAMPS IX: A Rare Duo of Quasars Each Lensed by a Single Massive Galaxy Cluster

Receipt and verification

First computed	2026-05-18T04:29:15.338101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85b278663a403f99fba622a2e42c20c42f0ada8fde400feea51e94ab530e9ff6

Aliases

arxiv: astro-ph/0611275 · arxiv_version: astro-ph/0611275v1 · doi: 10.48550/arxiv.astro-ph/0611275 · pith_short_12: QWZHQZR2IA7Z · pith_short_16: QWZHQZR2IA7ZT65G · pith_short_8: QWZHQZR2

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/QWZHQZR2IA7ZT65GEKROILBAYQ \
  | 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: 85b278663a403f99fba622a2e42c20c42f0ada8fde400feea51e94ab530e9ff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b678adc11ad920c7ff62637b65bcc06b0bf09e5534ea0446bebb3cf31f917d1e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-08T21:29:18Z",
    "title_canon_sha256": "24cb090808a8a335b3789f6ccf8b4fe6d9fa7ac2c09601c2b1b497472d5fd712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611275",
    "kind": "arxiv",
    "version": 1
  }
}