Pith Number

pith:JOGO2BG5

pith:2022:JOGO2BG5CJZH7IDZV23HWLKYCL

not attested not anchored not stored refs pending

Efficient Antenna Optimization Using a Hybrid of Evolutionary Programing and Particle Swarm Optimization

Ahmad Hoorfar, Shamsha Lakhani

arxiv:2205.05759 v1 · 2022-05-11 · cs.NE · eess.SP · 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{JOGO2BG5CJZH7IDZV23HWLKYCL}

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	2026-07-05T04:22:30.070966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b8ced04dd12727fa079aeb67b2d5812c16ba9987b1a8fa28bbc73c10a0546e9

Aliases

arxiv: 2205.05759 · arxiv_version: 2205.05759v1 · doi: 10.48550/arxiv.2205.05759 · pith_short_12: JOGO2BG5CJZH · pith_short_16: JOGO2BG5CJZH7IDZ · pith_short_8: JOGO2BG5

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/JOGO2BG5CJZH7IDZV23HWLKYCL \
  | 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: 4b8ced04dd12727fa079aeb67b2d5812c16ba9987b1a8fa28bbc73c10a0546e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05c0fb82c98cc94311fb4ec9654f88e710de87f242620d45a289267c75280b17",
    "cross_cats_sorted": [
      "eess.SP",
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2022-05-11T20:14:14Z",
    "title_canon_sha256": "b2b85dc8b9fb658beb650b5d98c2eb66f3a6f2f5537ebf77c5b0b6622dc3557a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.05759",
    "kind": "arxiv",
    "version": 1
  }
}