Pith Number

pith:LJ47KLQR

pith:2019:LJ47KLQRTP2UBNY4JBE2SDJTUY

not attested not anchored not stored refs pending

KiDS-SQuaD II: Machine learning selection of bright extragalactic objects to search for new gravitationally lensed quasars

Adriano Agnello, Alexey Sergeyev, Chiara Spiniello, Crescenzo Tortora, Fedor Getman, Huanyuan Shan, Jelte T. A. de Jong, Konrad Kuijken, Mario Radovich, Nicola R. Napolitano, Valery Shulga, Vladislav Khramtsov

arxiv:1906.01638 v2 · 2019-06-04 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LJ47KLQRTP2UBNY4JBE2SDJTUY}

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

VEXAS: the VISTA EXtension to Auxiliary Surveys -- Data Release 1: the Southern Galactic Hemisphere

Receipt and verification

First computed	2026-07-05T00:23:05.394005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a79f52e119bf540b71c4849a90d33a60d8a592af6069c8f7208f7dbde88d160

Aliases

arxiv: 1906.01638 · arxiv_version: 1906.01638v2 · doi: 10.48550/arxiv.1906.01638 · pith_short_12: LJ47KLQRTP2U · pith_short_16: LJ47KLQRTP2UBNY4 · pith_short_8: LJ47KLQR

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/LJ47KLQRTP2UBNY4JBE2SDJTUY \
  | 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: 5a79f52e119bf540b71c4849a90d33a60d8a592af6069c8f7208f7dbde88d160

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82451b99b5b9f76120d4993944084ca15a748b3939c7e68b9df6a99560b4a4c8",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-06-04T16:26:26Z",
    "title_canon_sha256": "bd5b7d45dee7a84aa8efd165dc21d3c4e8d34bfd45163363e6b36b5f15eef58b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01638",
    "kind": "arxiv",
    "version": 2
  }
}