Pith Number

pith:NRW4FBMJ

pith:2024:NRW4FBMJMBKD2A6RNPZFSYTDI3

not attested not anchored not stored refs pending

Overview of the Optical Design of the CMB-S4 Large Aperture Telescopes and Camera Optics

Bradford Benson, Jeff McMahon, Johanna M. Nagy, John Carlstrom, John Ruhl, Kathleen Harrington, Michael D. Niemack, Nick Emerson, Patricio A. Gallardo, Roberto Puddu, Tyler Natoli

arxiv:2406.13854 v1 · 2024-06-19 · 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{NRW4FBMJMBKD2A6RNPZFSYTDI3}

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	2026-07-05T08:34:35.330341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c6dc2858960543d03d16bf259626346c56498dbfd5f4176ffe3122131fb1216

Aliases

arxiv: 2406.13854 · arxiv_version: 2406.13854v1 · doi: 10.48550/arxiv.2406.13854 · pith_short_12: NRW4FBMJMBKD · pith_short_16: NRW4FBMJMBKD2A6R · pith_short_8: NRW4FBMJ

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/NRW4FBMJMBKD2A6RNPZFSYTDI3 \
  | 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: 6c6dc2858960543d03d16bf259626346c56498dbfd5f4176ffe3122131fb1216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5a4c028a2e9ed0b4997eaa1387d38de62e99c57a505cedcb8a763ed80f9efc7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-06-19T21:29:37Z",
    "title_canon_sha256": "27d06e6a880b78356b6e7f85e82eae3316668fa897634d8975d8bfd5b2bd2d87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.13854",
    "kind": "arxiv",
    "version": 1
  }
}