Pith Number

pith:XF7HJ7HG

pith:2021:XF7HJ7HGYIZU24WILSHQCZ72LG

not attested not anchored not stored refs pending

Ultra-Compact Ka-band linearizer for the Ultra-Compact X-Ray Free-Electron Laser at UCLA

Alessandro Variola, Bruno Spataro, Giuseppe Torrisi, James Rosenzweig, Luigi Faillace, Mauro Migliorati, Mostafa Behtouei, Valery Dolgashev

arxiv:2102.08049 v1 · 2021-02-16 · 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{XF7HJ7HGYIZU24WILSHQCZ72LG}

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	2026-07-05T03:06:19.667413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b97e74fce6c2334d72c85c8f0167fa59bcc26bb526138ce7c7b32025f1eda86d

Aliases

arxiv: 2102.08049 · arxiv_version: 2102.08049v1 · doi: 10.48550/arxiv.2102.08049 · pith_short_12: XF7HJ7HGYIZU · pith_short_16: XF7HJ7HGYIZU24WI · pith_short_8: XF7HJ7HG

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/XF7HJ7HGYIZU24WILSHQCZ72LG \
  | 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: b97e74fce6c2334d72c85c8f0167fa59bcc26bb526138ce7c7b32025f1eda86d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddf2196f812685a69d2d4ce046074ff4f218f3b9bc6455beaa1c557b3e3350bd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2021-02-16T09:54:10Z",
    "title_canon_sha256": "feb17f2ea8e17059d46b9e6ea802e2692f622e0e5e3af17577b4b626fb6608fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.08049",
    "kind": "arxiv",
    "version": 1
  }
}