Pith Number

pith:LEKD5HJD

pith:2015:LEKD5HJDE4OW7VTIO4ZPMJUPYA

not attested not anchored not stored refs pending

Space Warps II. New Gravitational Lens Candidates from the CFHTLS Discovered through Citizen Science

Amit Kapadia, Anupreeta More, Aprajita Verma, Arfon M. Smith, Chris J. Lintott, Chris Snyder, Christine Macmillan, Christopher P. Davis, Claude Cornen, David Miller, Edward Paget, Elisabeth Baeten, Julianne Wilcox, Michael Parrish, Philip J. Marshall, Prasenjit Saha, Rafael K\"ung, Raphael Gavazzi, Robert Simpson, Surhud More, Thomas E. Collett

arxiv:1504.05587 v3 · 2015-04-21 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEKD5HJDE4OW7VTIO4ZPMJUPYA}

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	2026-05-18T01:26:43.028489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59143e9d23271d6fd6687732f6268fc025ad145316c7c8c9232df05c1e1ae127

Aliases

arxiv: 1504.05587 · arxiv_version: 1504.05587v3 · doi: 10.48550/arxiv.1504.05587 · pith_short_12: LEKD5HJDE4OW · pith_short_16: LEKD5HJDE4OW7VTI · pith_short_8: LEKD5HJD

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/LEKD5HJDE4OW7VTIO4ZPMJUPYA \
  | 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: 59143e9d23271d6fd6687732f6268fc025ad145316c7c8c9232df05c1e1ae127

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a63100eba9253ff187922835fd58ccd8a5af0e23913ceb8a77c0817e051864d5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-04-21T20:01:14Z",
    "title_canon_sha256": "543ebcc497c99fd2eac2bad61aff3d39681f48edd4a688732e71a470bb85c9c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05587",
    "kind": "arxiv",
    "version": 3
  }
}