Pith Number

pith:B2EX3M2D

pith:2021:B2EX3M2D2PI6EASKEEHBIFPDOC

not attested not anchored not stored refs pending

Relativistic approach to a low perveance high quality matched beam for a high efficiency Ka-Band klystron

A. Leggieri, B. Spataro, L. Faillace, L. Palumbo, M. Behtouei, M. Carillo, M. Migliorati

arxiv:2109.03520 v1 · 2021-09-08 · physics.acc-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{B2EX3M2D2PI6EASKEEHBIFPDOC}

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	2026-07-05T03:12:40.419935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e897db343d3d1e2024a210e1415e37085be0c1e0cbf9b96dc7db126b191bdf7

Aliases

arxiv: 2109.03520 · arxiv_version: 2109.03520v1 · doi: 10.48550/arxiv.2109.03520 · pith_short_12: B2EX3M2D2PI6 · pith_short_16: B2EX3M2D2PI6EASK · pith_short_8: B2EX3M2D

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/B2EX3M2D2PI6EASKEEHBIFPDOC \
  | 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: 0e897db343d3d1e2024a210e1415e37085be0c1e0cbf9b96dc7db126b191bdf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8eba1faa87cca62254e2f451be4e14c42d9bd9cbb5b842dd599fb4ad14b7e7d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2021-09-08T09:41:10Z",
    "title_canon_sha256": "8667c8f383e4d44c897a12ebcf165b4cd24e9dbd38da37cff92836e321000d1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.03520",
    "kind": "arxiv",
    "version": 1
  }
}