Pith Number

pith:4WPUK2BS

pith:2023:4WPUK2BSKRKOW72WEIQ2TACONR

not attested not anchored not stored refs pending

Popup Arrays for Large Space-Borne Apertures

Alan Truong, Ali Hajimiri, Austin Fikes, Fabian Wiesem\"uller, Oren S. Mizrahi, Sergio Pellegrino

arxiv:2308.07458 v1 · 2023-08-14 · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WPUK2BSKRKOW72WEIQ2TACONR}

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	2026-07-05T06:41:26.025773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e59f4568325454eb7f562221a9804e6c6c79b1700e5efcf96d72f14c2b95d9ef

Aliases

arxiv: 2308.07458 · arxiv_version: 2308.07458v1 · doi: 10.48550/arxiv.2308.07458 · pith_short_12: 4WPUK2BSKRKO · pith_short_16: 4WPUK2BSKRKOW72W · pith_short_8: 4WPUK2BS

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/4WPUK2BSKRKOW72WEIQ2TACONR \
  | 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: e59f4568325454eb7f562221a9804e6c6c79b1700e5efcf96d72f14c2b95d9ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95d981af71df6ad08984bd1cad552fbdf8c86ea529a94446ed78fdc2f1ec1fb9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2023-08-14T21:05:42Z",
    "title_canon_sha256": "bebadeb29441381470b7eb69404c4748b124b16f1b17867ad68b56e3b6d152af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.07458",
    "kind": "arxiv",
    "version": 1
  }
}