Pith Number

pith:DG3QYURX

pith:2016:DG3QYURX5XUDA4PDQ67G5LEO4K

not attested not anchored not stored refs pending

Roulettes: A weak lensing formalism for strong lensing - I. Overview

Chris Clarkson

arxiv:1603.04698 v3 · 2016-03-15 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DG3QYURX5XUDA4PDQ67G5LEO4K}

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	2026-05-18T01:10:30.872258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b70c5237ede83071e387be6eac8ee2b31ba3a78daa4fdaa580093737f74035

Aliases

arxiv: 1603.04698 · arxiv_version: 1603.04698v3 · doi: 10.48550/arxiv.1603.04698 · pith_short_12: DG3QYURX5XUD · pith_short_16: DG3QYURX5XUDA4PD · pith_short_8: DG3QYURX

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/DG3QYURX5XUDA4PDQ67G5LEO4K \
  | 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: 19b70c5237ede83071e387be6eac8ee2b31ba3a78daa4fdaa580093737f74035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8e05a4b74563505de8e9a5b003c49d021450cace77069c1b8671a3512342964",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-03-15T14:15:19Z",
    "title_canon_sha256": "5ff036ff115c9c0f880b7dc5ad0940aefa564b35b5c5914ca184f72ff629b075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04698",
    "kind": "arxiv",
    "version": 3
  }
}