Pith Number

pith:V2ICYV3P

pith:2014:V2ICYV3P3GH44VENK4JSQAABNB

not attested not anchored not stored refs pending

Unidirectional propagation of designer surface acoustic waves

Chunyin Qiu, Jiuyang Lu, Manzhu Ke, Zhengyou Liu

arxiv:1411.1851 v1 · 2014-11-07 · physics.class-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2ICYV3P3GH44VENK4JSQAABNB}

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	2026-05-18T02:38:25.788090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae902c576fd98fce548d571328000168617c687a31a11a46fc62f9da1f1aa419

Aliases

arxiv: 1411.1851 · arxiv_version: 1411.1851v1 · doi: 10.48550/arxiv.1411.1851 · pith_short_12: V2ICYV3P3GH4 · pith_short_16: V2ICYV3P3GH44VEN · pith_short_8: V2ICYV3P

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/V2ICYV3P3GH44VENK4JSQAABNB \
  | 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: ae902c576fd98fce548d571328000168617c687a31a11a46fc62f9da1f1aa419

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e880bee28da587ea2759f76ceed03daf7de5279af5ac552800dc727ba27c8215",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2014-11-07T07:29:34Z",
    "title_canon_sha256": "569dc5f09ecd5af00f935a73e286b9ec1adca0996877544302ce9eb93024c599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1851",
    "kind": "arxiv",
    "version": 1
  }
}