Pith Number

pith:MTV2MPPP

pith:2026:MTV2MPPPKKIVS6FXS54VPMLC4R

not attested not anchored not stored refs pending

Progress of the design of the 12-m optical, Wide-field Spectroscopic Telescope (WST)

B. Sassolas, C. Cudennec, C. Del Vecchio, D. Lee, G. Gausachs, L. Fr\'eour, L. Pinard, O. Bellido-Tirado, P. Dierickx, P. Doel, R. Bacon, R. Navarro, S. D\'Auria, T. Augusteijn, T. Travouillon, V. Cianniello, V. De Caprio, W. Saunders, W. Sutherland

arxiv:2607.23786 v1 · 2026-07-26 · 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{MTV2MPPPKKIVS6FXS54VPMLC4R}

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	2026-07-28T01:23:11.173946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64eba63def52915978b7977957b162e463d2a7bc44956733b6e9ae4a29863a5a

Aliases

arxiv: 2607.23786 · arxiv_version: 2607.23786v1 · doi: 10.48550/arxiv.2607.23786 · pith_short_12: MTV2MPPPKKIV · pith_short_16: MTV2MPPPKKIVS6FX · pith_short_8: MTV2MPPP

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/MTV2MPPPKKIVS6FXS54VPMLC4R \
  | 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: 64eba63def52915978b7977957b162e463d2a7bc44956733b6e9ae4a29863a5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cf5df9ed4bae4702c88141ed9287e1302c97d997f95abc7c3d9a4545580d1eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-07-26T18:01:19Z",
    "title_canon_sha256": "45672f849231d544a884c141731a9b16a7ea8f3c0759ccc11e71adbb25cf63b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23786",
    "kind": "arxiv",
    "version": 1
  }
}