Pith Number

pith:FYM4Y4W5

pith:2026:FYM4Y4W5TIK7LK4WOHDAV2PFC6

not attested not anchored not stored refs pending

SAXO+, the second-stage adaptive optics for SPHERE: NCPA compensation and dark-hole loop with a pyramid wavefront sensor

Anthony Boccaletti, Arnaud Sevin, Arthur Vigan, Axel Potier, Caroline Kulcs\'ar, Charles Goulas, Cl\'ementine B\'echet, Emiliano Diolaiti, Fabrice Vidal, Fausto Cortecchia, Florian Ferreira, Fran\c{c}ois Wildi, Gael Chauvin, Henri-Fran\c{c}ois Raynaud, Isaac Bernardino Dinis, Johan Mazoyer, Julien Milli, Laura Schreiber, Mamadou N'Diaye, Matteo Lombini, Maud Langlois, Michel Tallon, Nicolas Galland, Rapha\"el Galicher

arxiv:2607.10124 v1 · 2026-07-11 · 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{FYM4Y4W5TIK7LK4WOHDAV2PFC6}

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	2026-07-14T01:20:26.548059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e19cc72dd9a15f5ab9671c60ae9e517aba53296550e1e57981908b4e1636410

Aliases

arxiv: 2607.10124 · arxiv_version: 2607.10124v1 · doi: 10.48550/arxiv.2607.10124 · pith_short_12: FYM4Y4W5TIK7 · pith_short_16: FYM4Y4W5TIK7LK4W · pith_short_8: FYM4Y4W5

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/FYM4Y4W5TIK7LK4WOHDAV2PFC6 \
  | 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: 2e19cc72dd9a15f5ab9671c60ae9e517aba53296550e1e57981908b4e1636410

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bde5fa8af6742b7b5e88fca40cbb8499b29a7eb537305d876332ed2c88116823",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-07-11T05:09:12Z",
    "title_canon_sha256": "d53b81a4db51852114acc9fdc325fb2a3889b69344d716fe9c4f7d8551098a2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10124",
    "kind": "arxiv",
    "version": 1
  }
}