Pith Number

pith:AZ73672C

pith:2022:AZ73672CRZNI7IPCDOCYTBEK5D

not attested not anchored not stored refs pending

Experimental demonstration of superdirective spherical dielectric antenna

Alexander Moroz, Alexey Shcherbakov, Dmitry Zhirihin, Ilia L. Rasskazov, Konstantin Ladutenko, Mikhail S. Sidorenko, Pavel Belov, Roman Gaponenko

arxiv:2212.00019 v3 · 2022-11-30 · physics.class-ph · 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{AZ73672CRZNI7IPCDOCYTBEK5D}

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	2026-07-05T06:28:47.300190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

067fbf7f428e5a8fa1e21b8589848ae8e767d263de958cfc375650116d735963

Aliases

arxiv: 2212.00019 · arxiv_version: 2212.00019v3 · doi: 10.48550/arxiv.2212.00019 · pith_short_12: AZ73672CRZNI · pith_short_16: AZ73672CRZNI7IPC · pith_short_8: AZ73672C

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/AZ73672CRZNI7IPCDOCYTBEK5D \
  | 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: 067fbf7f428e5a8fa1e21b8589848ae8e767d263de958cfc375650116d735963

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b2585ac6842f1d1ee05cb5963d26356e476ee1490a30bfafd0a56346e7bbd4",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2022-11-30T10:02:04Z",
    "title_canon_sha256": "f33474a9329e8f41d06e07fbf6be75ad13c88a7c4d106fc942d81d9e32d4a21a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.00019",
    "kind": "arxiv",
    "version": 3
  }
}