Pith Number

pith:X2ZZV5DF

pith:2025:X2ZZV5DFJ5QMOMWJ2BGIH4PUFN

not attested not anchored not stored refs pending

Thin-film scandium aluminum nitride bulk acoustic resonator with high Q of 208 and K2 of 9.5% at 12.5 GHz

Eugene Kwon, Ian Anderson, Jack Kramer, Lezli Matto, Mark Goorksy, Michael Liao, Omar Barrera, Ruochen Lu, Sinwoo Cho, Tzu-Hsuan Hsu, Vakhtang Chulukhadze, Yinan Wang

arxiv:2504.20014 v3 · 2025-04-28 · 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{X2ZZV5DFJ5QMOMWJ2BGIH4PUFN}

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	2026-07-05T10:56:39.784850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beb39af4654f60c732c9d04c83f1f42b5aa35614cb0259796292aa75895ff9f8

Aliases

arxiv: 2504.20014 · arxiv_version: 2504.20014v3 · doi: 10.48550/arxiv.2504.20014 · pith_short_12: X2ZZV5DFJ5QM · pith_short_16: X2ZZV5DFJ5QMOMWJ · pith_short_8: X2ZZV5DF

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/X2ZZV5DFJ5QMOMWJ2BGIH4PUFN \
  | 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: beb39af4654f60c732c9d04c83f1f42b5aa35614cb0259796292aa75895ff9f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75103e2981315664adb2ccbd2e188e85b558f7f1b0e3505b9ae508338c7252f1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-04-28T17:33:46Z",
    "title_canon_sha256": "689cc9bcc6289e579e2b95fe8ffc0dbf49fba1b498747d3242d63bef0ffe8afa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20014",
    "kind": "arxiv",
    "version": 3
  }
}