Pith Number

pith:BFGGZL7M

pith:2019:BFGGZL7MZSUHVY5GYTCOH3ZNCS

not attested not anchored not stored refs pending

Acoustic manipulation through zero-thickness perforated plane with strong-coupling effects

Bin Liang, Jian-Chun Cheng, Liu-Ming Hao, Xin-ye Zou

arxiv:1904.07427 v1 · 2019-04-16 · 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{BFGGZL7MZSUHVY5GYTCOH3ZNCS}

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	2026-05-17T23:48:28.566193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094c6cafeccca87ae3a6c4c4e3ef2d14864ed33a1753f880146bea32ee84d2de

Aliases

arxiv: 1904.07427 · arxiv_version: 1904.07427v1 · doi: 10.48550/arxiv.1904.07427 · pith_short_12: BFGGZL7MZSUH · pith_short_16: BFGGZL7MZSUHVY5G · pith_short_8: BFGGZL7M

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/BFGGZL7MZSUHVY5GYTCOH3ZNCS \
  | 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: 094c6cafeccca87ae3a6c4c4e3ef2d14864ed33a1753f880146bea32ee84d2de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd2177d2b432acdd83d3f9f91e1ac8ec04b087c72c12158b51d2801f4d445717",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-04-16T03:16:42Z",
    "title_canon_sha256": "feb39093a3554e48ee9e9793b27071759559e6775725a28f74381080a8bf20e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07427",
    "kind": "arxiv",
    "version": 1
  }
}