Pith Number

pith:Y4XEWZLH

pith:2024:Y4XEWZLHOFWPJU66DCHHBLRXJX

not attested not anchored not stored refs pending

Beamfit: Algorithmic Wavefront Reconstruction of Laser Beams Using Multiple Intensity Images and Laguerre- or Hermite-Gaussian Basis

Gerhard Heinzel, Gudrun Wanner, Jonathan Joseph Carter, Kevin Weber, Sina Maria Koehlenbeck

arxiv:2401.16486 v1 · 2024-01-29 · physics.comp-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4XEWZLHOFWPJU66DCHHBLRXJX}

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	2026-07-05T07:38:55.754380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c72e4b6567716cf4d3de188e70ae374dc3f30379c660d26bd21d9f05eae0c901

Aliases

arxiv: 2401.16486 · arxiv_version: 2401.16486v1 · doi: 10.48550/arxiv.2401.16486 · pith_short_12: Y4XEWZLHOFWP · pith_short_16: Y4XEWZLHOFWPJU66 · pith_short_8: Y4XEWZLH

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/Y4XEWZLHOFWPJU66DCHHBLRXJX \
  | 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: c72e4b6567716cf4d3de188e70ae374dc3f30379c660d26bd21d9f05eae0c901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c865f2dbc13cb11fdfdc252e6ec3a522d2f383741032932fcfb2c4ef97479ef7",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2024-01-29T19:01:25Z",
    "title_canon_sha256": "1831b3439f40b7c537fb7dacf2feb74ff95351172b04d39da953eb80d1303626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.16486",
    "kind": "arxiv",
    "version": 1
  }
}