Pith Number

pith:B2SRU3F5

pith:2017:B2SRU3F57AKAMVE4OUE2RMAONI

not attested not anchored not stored refs pending

Fast Automated Analysis of Strong Gravitational Lenses with Convolutional Neural Networks

Laurence Perreault Levasseur, Philip J. Marshall, Yashar D. Hezaveh

arxiv:1708.08842 v1 · 2017-08-29 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B2SRU3F57AKAMVE4OUE2RMAONI}

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	2026-05-18T00:34:46.227087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ea51a6cbdf81406549c7509a8b00e6a243e32fe2fbaeda2c459d98ae6963815

Aliases

arxiv: 1708.08842 · arxiv_version: 1708.08842v1 · doi: 10.48550/arxiv.1708.08842 · pith_short_12: B2SRU3F57AKA · pith_short_16: B2SRU3F57AKAMVE4 · pith_short_8: B2SRU3F5

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/B2SRU3F57AKAMVE4OUE2RMAONI \
  | 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: 0ea51a6cbdf81406549c7509a8b00e6a243e32fe2fbaeda2c459d98ae6963815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f247069260c71366cecbfd54d192cca04dd054f32f4ebbdf8ed022e40a717382",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-08-29T15:56:29Z",
    "title_canon_sha256": "94eee5d8d41550052640bb744e3c525e2cbd4e43bdf3437ab4344608586245bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08842",
    "kind": "arxiv",
    "version": 1
  }
}