Pith Number

pith:BXKXBCPA

pith:2018:BXKXBCPAAV7V6FJO7PBNMOPN4I

not attested not anchored not stored refs pending

Microwave Vortex Beam Launcher Design

Edip Niver, Mohamed A. Salem, N. Pelin M. H. Salem

arxiv:1803.07160 v2 · 2018-02-19 · physics.app-ph · eess.SP · physics.class-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{BXKXBCPAAV7V6FJO7PBNMOPN4I}

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	2026-05-18T00:08:03.005418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dd57089e0057f5f152efbc2d639ede232a5066514610a32b8b911e0cafbb8db

Aliases

arxiv: 1803.07160 · arxiv_version: 1803.07160v2 · doi: 10.48550/arxiv.1803.07160 · pith_short_12: BXKXBCPAAV7V · pith_short_16: BXKXBCPAAV7V6FJO · pith_short_8: BXKXBCPA

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/BXKXBCPAAV7V6FJO7PBNMOPN4I \
  | 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: 0dd57089e0057f5f152efbc2d639ede232a5066514610a32b8b911e0cafbb8db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45ab982c9035dae662d2758e06719c37ecaabb70da8bb72560acc51fedb43c08",
    "cross_cats_sorted": [
      "eess.SP",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-02-19T01:27:30Z",
    "title_canon_sha256": "797c3871342014feec7d4cb5cb508cf037a1b5c98ca98cbb4658500b0459f031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07160",
    "kind": "arxiv",
    "version": 2
  }
}