Pith Number

pith:O4PEFY5Y

pith:2025:O4PEFY5Y6KCKHPJ52J2KENUOE5

not attested not anchored not stored refs pending

A chemically etched D-band waveguide orthomode transducer for CMB measurements

A. Coppolecchia, A. Limonta, A. Mennella, A. Paiella, A. Passerini, A. Volpe, C. Franceschet, D. Vigan\`o, E. Boria, E. Manzan, E. Tommasi, F. Cavaliere, F. Montonati, F. Pezzotta, F. Piacentini, G. Pettinari, L. Lamagna, M. Bersanelli, M. Gervasi, M. Zannoni, N. Brancadori, P. De Bernardis, S. Mandelli, S. Masi

arxiv:2505.03395 v1 · 2025-05-06 · 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{O4PEFY5Y6KCKHPJ52J2KENUOE5}

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	2026-07-05T10:59:15.420617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

771e42e3b8f284a3bd3dd274a2368e27598e8754ccc96260619246e83ed4a3d3

Aliases

arxiv: 2505.03395 · arxiv_version: 2505.03395v1 · doi: 10.48550/arxiv.2505.03395 · pith_short_12: O4PEFY5Y6KCK · pith_short_16: O4PEFY5Y6KCKHPJ5 · pith_short_8: O4PEFY5Y

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/O4PEFY5Y6KCKHPJ52J2KENUOE5 \
  | 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: 771e42e3b8f284a3bd3dd274a2368e27598e8754ccc96260619246e83ed4a3d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f10a5780beac7c608ff7348681fde5de312a028cdd14aa29391de9d177d9de5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-05-06T10:19:13Z",
    "title_canon_sha256": "0997a4dc3ed39e8a21dd8f32473f353e210e48a6381c8083e63fbf9c2748cbbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03395",
    "kind": "arxiv",
    "version": 1
  }
}