Pith Number

pith:LV56AVSF

pith:2025:LV56AVSFEIPY2E3GPOVL45XTYB

not attested not anchored not stored refs pending

Analytical design of acoustic metasurface cells incorporating meander-line and Helmholtz resonators

David Powell, Dingcheng Yang, Yan Kei Chiang

arxiv:2504.08196 v1 · 2025-04-11 · 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{LV56AVSFEIPY2E3GPOVL45XTYB}

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	2026-07-05T10:47:44.811884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d7be05645221f8d13667baabe76f3c0700bac2f31db377e037368888eac9812

Aliases

arxiv: 2504.08196 · arxiv_version: 2504.08196v1 · doi: 10.48550/arxiv.2504.08196 · pith_short_12: LV56AVSFEIPY · pith_short_16: LV56AVSFEIPY2E3G · pith_short_8: LV56AVSF

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/LV56AVSFEIPY2E3GPOVL45XTYB \
  | 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: 5d7be05645221f8d13667baabe76f3c0700bac2f31db377e037368888eac9812

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1754eb852fbce91c499b5e548c9f2ceca8727c5b6622407077cb085f76ae2838",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-04-11T01:48:40Z",
    "title_canon_sha256": "28cf4e18b030ed5e57da2c273f1732d76049cdb133229006adb4b0ef63e62b4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.08196",
    "kind": "arxiv",
    "version": 1
  }
}