Pith Number

pith:S47ZHND4

pith:2016:S47ZHND4MCWPNDZHHAWYEGI2WD

not attested not anchored not stored refs pending

First lensed quasar systems from the VST-ATLAS survey: one quad, two doubles and two pairs of lensless twins

B. Chehade, Michael McDonald, Nicholas D. Morgan, N. Metcalfe, Paul L. Schechter, T. Shanks

arxiv:1607.07476 v2 · 2016-07-25 · 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{S47ZHND4MCWPNDZHHAWYEGI2WD}

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

Taking Inventory of the Most Promising Lensed Radio Sources for Constraining Fundamental Properties of Dark Matter

Receipt and verification

First computed	2026-05-18T00:45:48.874470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

973f93b47c60acf68f27382d82191ab0c9a61c095d24b2352505dde3f27e26fe

Aliases

arxiv: 1607.07476 · arxiv_version: 1607.07476v2 · doi: 10.48550/arxiv.1607.07476 · pith_short_12: S47ZHND4MCWP · pith_short_16: S47ZHND4MCWPNDZH · pith_short_8: S47ZHND4

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/S47ZHND4MCWPNDZHHAWYEGI2WD \
  | 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: 973f93b47c60acf68f27382d82191ab0c9a61c095d24b2352505dde3f27e26fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afd9a3510ae6de3057327329d2dfe14f4b33a7ab6d890a6cb2d2c054f530eeb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-25T20:57:55Z",
    "title_canon_sha256": "4fc6fe871bd2409bc01b857f433f1bb28d174a63dad6133a67fc3c3aa002beac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07476",
    "kind": "arxiv",
    "version": 2
  }
}