Pith Number

pith:QEJREFWF

pith:2018:QEJREFWF2IWFBQOB33MXCFZH44

not attested not anchored not stored refs pending

Gaia DR2 Gravitational Lens Systems I: New lensed quasar candidates around known quasars

A. Krone-Martins, C. Ducourant, E. Slezak, F. Mignard, J.-F. Le Campion, J. Surdej, J. Wambsganss, L. Delchambre, L. Galluccio, M.J. Graham, O. Wertz, R. Teixeira J. Kl\"uter, S.G. Djorgovski, U. Bastian

arxiv:1804.11051 v1 · 2018-04-30 · astro-ph.GA · astro-ph.CO · 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{QEJREFWF2IWFBQOB33MXCFZH44}

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	2026-05-18T00:07:34.526032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81131216c5d22c50c1c1ded9711727e73ba9cdb4fd230f1c52cc671944cddb9c

Aliases

arxiv: 1804.11051 · arxiv_version: 1804.11051v1 · doi: 10.48550/arxiv.1804.11051 · pith_short_12: QEJREFWF2IWF · pith_short_16: QEJREFWF2IWFBQOB · pith_short_8: QEJREFWF

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/QEJREFWF2IWFBQOB33MXCFZH44 \
  | 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: 81131216c5d22c50c1c1ded9711727e73ba9cdb4fd230f1c52cc671944cddb9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bc574fb1e0b2cb390883f8d87a4c54242f7a899de92e1aa2a4de52dc20cd548",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-30T05:27:39Z",
    "title_canon_sha256": "58573156d0f70d5da1217e2533f27f46980cff18e6a82458f67800a98cf344f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.11051",
    "kind": "arxiv",
    "version": 1
  }
}