Pith Number

pith:Y47BNR7Y

pith:2026:Y47BNR7YHU6BEICD72WJJWKGVJ

not attested not anchored not stored refs pending

Focal Plate Prototyping for Modular Focal Planes of Stage-5 Instruments For Ground-Based Telescopes

Diane Chapuis, Jean-David Perriard, Jean-Paul Kneib, Laurent Chevalley, Markus Thurneysen, Maxime Rombach

arxiv:2606.31727 v1 · 2026-06-30 · 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{Y47BNR7YHU6BEICD72WJJWKGVJ}

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	2026-07-01T01:18:12.986590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c73e16c7f83d3c122043feac94d946aa59fe267e2abecb000a237e3ee0bdba6b

Aliases

arxiv: 2606.31727 · arxiv_version: 2606.31727v1 · doi: 10.48550/arxiv.2606.31727 · pith_short_12: Y47BNR7YHU6B · pith_short_16: Y47BNR7YHU6BEICD · pith_short_8: Y47BNR7Y

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/Y47BNR7YHU6BEICD72WJJWKGVJ \
  | 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: c73e16c7f83d3c122043feac94d946aa59fe267e2abecb000a237e3ee0bdba6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12ce699189b2bde020b82571dd0e95b392006aad5d81fd7ea147af562c42904a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-30T14:26:58Z",
    "title_canon_sha256": "b37b9b930baec775c19307275d2c08001c2efe74dba3b675139b28cce02383bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31727",
    "kind": "arxiv",
    "version": 1
  }
}