Pith Number

pith:32JEWVDV

pith:2024:32JEWVDVNCU3UQ2ADXRTIFXZZQ

not attested not anchored not stored refs pending

Differentiable Optics with dLux I: Deep calibration of Flat Field and Phase Retrieval with Automatic Differentiation

Benjamin Pope, Jordan Dennis, Louis Desdoigts, Peter Tuthill

arxiv:2406.08703 v2 · 2024-06-13 · 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{32JEWVDVNCU3UQ2ADXRTIFXZZQ}

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	2026-07-05T08:32:42.842300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de924b547568a9ba43401de33416f9cc3725dcb190cbfdf9766240f7cb98bb2f

Aliases

arxiv: 2406.08703 · arxiv_version: 2406.08703v2 · doi: 10.48550/arxiv.2406.08703 · pith_short_12: 32JEWVDVNCU3 · pith_short_16: 32JEWVDVNCU3UQ2A · pith_short_8: 32JEWVDV

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/32JEWVDVNCU3UQ2ADXRTIFXZZQ \
  | 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: de924b547568a9ba43401de33416f9cc3725dcb190cbfdf9766240f7cb98bb2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77328d7cc3d34006a7bb3b3e88b14e89f54ec27e28f4a46207a41eed3c5d6dca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-06-13T00:02:32Z",
    "title_canon_sha256": "8217e254667438b7742371413298154577ffd26f782a4f6e0aea55e93804c4e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.08703",
    "kind": "arxiv",
    "version": 2
  }
}