Pith Number

pith:XL7HBXUX

pith:2009:XL7HBXUX4D3HVWNIO3BPYQMLHT

not attested not anchored not stored refs pending

Pseudo-surface acoustic waves in hypersonic surface phononic crystals

B. Revaz, C. Giannetti, D. Nardi, F. Banfi, F. Parmigiani, G. Ferrini

arxiv:0904.0366 v3 · 2009-04-02 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XL7HBXUX4D3HVWNIO3BPYQMLHT}

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	2026-05-18T02:24:56.123082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bafe70de97e0f67ad9a876c2fc418b3ceffca014e91e9d99d9b20d35dc8d33d6

Aliases

arxiv: 0904.0366 · arxiv_version: 0904.0366v3 · doi: 10.48550/arxiv.0904.0366 · pith_short_12: XL7HBXUX4D3H · pith_short_16: XL7HBXUX4D3HVWNI · pith_short_8: XL7HBXUX

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/XL7HBXUX4D3HVWNIO3BPYQMLHT \
  | 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: bafe70de97e0f67ad9a876c2fc418b3ceffca014e91e9d99d9b20d35dc8d33d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8bdbc52bd5d280dcbd61a45f643cb46c67cf4b52a0a2f4823648ee6a53ae909",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-04-02T11:31:53Z",
    "title_canon_sha256": "f41dee4c878818d44b2fab6b986f3dbf17a0db1a6b6445c08c3a864b7603e29c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0366",
    "kind": "arxiv",
    "version": 3
  }
}