Pith Number

pith:R6YNCATF

pith:2021:R6YNCATFSSE2LEHNBTVRIPEWSQ

not attested not anchored not stored refs pending

Variation on a Zernike wavefront sensor theme: optimal use of photons

Arthur Vigan, Beno\^it Neichel, Jean-Fran\c{c}ois Sauvage, Kjetil Dohlen, Mamadou N'Diaye, Nicolas Levraud, Olivier Fauvarque, Thierry Fusco, Vincent Chambouleyron

arxiv:2105.07690 v1 · 2021-05-17 · astro-ph.IM · 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{R6YNCATFSSE2LEHNBTVRIPEWSQ}

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	2026-07-05T02:51:26.003448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fb0d102659489a590ed0ceb143c969401348216e9dd143231e9b95dfb63c3a1

Aliases

arxiv: 2105.07690 · arxiv_version: 2105.07690v1 · doi: 10.48550/arxiv.2105.07690 · pith_short_12: R6YNCATFSSE2 · pith_short_16: R6YNCATFSSE2LEHN · pith_short_8: R6YNCATF

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/R6YNCATFSSE2LEHNBTVRIPEWSQ \
  | 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: 8fb0d102659489a590ed0ceb143c969401348216e9dd143231e9b95dfb63c3a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65fbbcef809df65ae6f70ba17481947a3b10a7ce975df602c724cf8f697349e9",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-05-17T09:19:20Z",
    "title_canon_sha256": "61a024b5095ab814240208014b0f62fb127bf897e58dc29b58e11c4bd1eb3478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07690",
    "kind": "arxiv",
    "version": 1
  }
}