Pith Number

pith:ONBZW42D

pith:2017:ONBZW42D47MIJKGZWBYLQWT2UC

not attested not anchored not stored refs pending

Quasar lenses and pairs in the VST-ATLAS and Gaia

A. Agnello, B. Chehade, C. E. Rusu, C. Grillo, D. Malesani, K. Rojas, N. D. Morgan, P. L. Schechter, T. Anguita, T. Shanks, T. Treu, V. Motta, Y. Apostolovski

arxiv:1711.07492 v1 · 2017-11-20 · 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{ONBZW42D47MIJKGZWBYLQWT2UC}

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	2026-05-18T00:23:29.280510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73439b7343e7d884a8d9b070b85a7aa0b9ffa825eb2ed0c46ff1b83513e822da

Aliases

arxiv: 1711.07492 · arxiv_version: 1711.07492v1 · doi: 10.48550/arxiv.1711.07492 · pith_short_12: ONBZW42D47MI · pith_short_16: ONBZW42D47MIJKGZ · pith_short_8: ONBZW42D

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/ONBZW42D47MIJKGZWBYLQWT2UC \
  | 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: 73439b7343e7d884a8d9b070b85a7aa0b9ffa825eb2ed0c46ff1b83513e822da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bd4ae91e6ebb69e699e356f3f2a90857df1aa8ec2180dc8e0399b7ec4a073aa",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-11-20T19:00:06Z",
    "title_canon_sha256": "8421b26b9bdca6972b4d8b29789f8fe4edc3cc655babe5d20ae6db8ed11c0d6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07492",
    "kind": "arxiv",
    "version": 1
  }
}