Pith Number

pith:NCA4UZOX

pith:2026:NCA4UZOXMEXGEBDD6G2L75AEVB

not attested not anchored not stored refs pending

WST -- Wide-field Spectroscopic Telescope: The Next Leap in Wide-field Spectroscopy

Aaron Omadutt, Adriana Gargiulo, Alexandre Jeanneau, Anna Puglisi, Arlette P\'econtal, Bianca De Caro, Bodo Ziegler, Corentin Cudennec, David Lee, Dimitri Buffat, Elmo Tempel, Gaston Gausachs, Henri Boffin, Julia Bryant, Laura Magrini, Laurane Fr\'eour, Laurence Tresse, Letizia P. Cassar\`a, Marco Fumana, Marco Palla, Marco Scodeggio, Matteo Munari, Matthew Colless, Matt Lehnert, Nicholas A. Walton, Olga Bellido, Paolo Franzetti, Peder Norberg, Philippe Dierickx, Pietro Schipani, Richard Ellis, Richard I. Anderson, Rodolfo Smiljanic, Roelof S. de Jong, Roland Bacon, Sofia Randich, Stefano Zibetti, Vincenzo Mainieri, Younes Chadid

arxiv:2606.20822 v1 · 2026-06-18 · 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{NCA4UZOXMEXGEBDD6G2L75AEVB}

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	2026-06-23T00:11:59.871589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6881ca65d7612e620463f1b4bff404a87c31536ece23ff137077b9b821505489

Aliases

arxiv: 2606.20822 · arxiv_version: 2606.20822v1 · doi: 10.48550/arxiv.2606.20822 · pith_short_12: NCA4UZOXMEXG · pith_short_16: NCA4UZOXMEXGEBDD · pith_short_8: NCA4UZOX

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/NCA4UZOXMEXGEBDD6G2L75AEVB \
  | 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: 6881ca65d7612e620463f1b4bff404a87c31536ece23ff137077b9b821505489

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9ee250c944e4638083768b368765cdc7497168bb2a80ad5201459c8c365fe04",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-18T18:08:10Z",
    "title_canon_sha256": "4b4ffc8241af349d6f4b10a3c8ee47397c8715a9a293d82805682a87cd59ca95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20822",
    "kind": "arxiv",
    "version": 1
  }
}