Pith Number

pith:QGDK4UNH

pith:2023:QGDK4UNHAUQKBW7TQUJQ4XXW63

not attested not anchored not stored refs pending

COOL-LAMPS. V. Discovery of COOL J0335$-$1927, a Gravitationally Lensed Quasar at $z$=3.27 with an Image Separation of 23.3"

Aidan P. Cloonan, Andrew Kisare, Grace Wagner, Guillaume Mahler, H{\aa}kon Dahle, Isaiah Escapa, Jamar Sullivan Jr., Josh Garza, Kabelo Tsiane, Kate Napier, Keren Sharon, Kunwanhui Niu, Marcos Tamargo, Marie Tagliavia, Megan Zhao, Mike Gladders, Natalie Malagon, Raul Teixeira, Riley Rosener, Simon Mork, Yunchong Zhang

arxiv:2305.14317 v2 · 2023-05-23 · 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{QGDK4UNHAUQKBW7TQUJQ4XXW63}

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	2026-07-05T07:02:50.609382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8186ae51a70520a0dbf385130e5ef6f6e0ff6b8c4619f4a2ad2835fe1ef2a48f

Aliases

arxiv: 2305.14317 · arxiv_version: 2305.14317v2 · doi: 10.48550/arxiv.2305.14317 · pith_short_12: QGDK4UNHAUQK · pith_short_16: QGDK4UNHAUQKBW7T · pith_short_8: QGDK4UNH

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/QGDK4UNHAUQKBW7TQUJQ4XXW63 \
  | 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: 8186ae51a70520a0dbf385130e5ef6f6e0ff6b8c4619f4a2ad2835fe1ef2a48f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "863073dedf55abe6d66f1a5d16f8a32536a6aac42c804810fda2dc7b9d70fee1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-05-23T17:51:10Z",
    "title_canon_sha256": "7b4d9d7d0baaefea80fba510f38f284b2312ba72d713db8475d262994afa1e69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.14317",
    "kind": "arxiv",
    "version": 2
  }
}