Pith Number

pith:LQ4MVBDQ

pith:2018:LQ4MVBDQ2CEBJLHMBDGVHMAG3C

not attested not anchored not stored refs pending

Model Selection with Strong-lensing Systems

Fulvio Melia, Kyle Leaf

arxiv:1805.08640 v1 · 2018-05-22 · astro-ph.CO · astro-ph.GA · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQ4MVBDQ2CEBJLHMBDGVHMAG3C}

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

Study of dark interactions through strong gravitational lenses

Receipt and verification

First computed	2026-05-18T00:05:31.075625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c38ca8470d08814acec08cd53b006d8b2ff12bdf6720e02e9ca4af3e1e2695d

Aliases

arxiv: 1805.08640 · arxiv_version: 1805.08640v1 · doi: 10.48550/arxiv.1805.08640 · pith_short_12: LQ4MVBDQ2CEB · pith_short_16: LQ4MVBDQ2CEBJLHM · pith_short_8: LQ4MVBDQ

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/LQ4MVBDQ2CEBJLHMBDGVHMAG3C \
  | 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: 5c38ca8470d08814acec08cd53b006d8b2ff12bdf6720e02e9ca4af3e1e2695d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c85f1a7a994ed96c27e4020c7f64c09a324eab03e7316c023aa178f88fd563",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-05-22T14:40:17Z",
    "title_canon_sha256": "9a8f6c3260a1ebd4c6c9f493a5403b3507563b395f14c8429d903dc6b9054b22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08640",
    "kind": "arxiv",
    "version": 1
  }
}