Pith Number

pith:B4IIR2CM

pith:2018:B4IIR2CMJW457TZAPJ2K3EZ36Z

not attested not anchored not stored refs pending

Tunable fluid-solid metamaterials for manipulation of elastic wave propagation in broad frequency range

Gengkai Hu, Kai Zhang, Quan Zhang

arxiv:1803.08655 v1 · 2018-03-23 · 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{B4IIR2CMJW457TZAPJ2K3EZ36Z}

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	2026-05-18T00:11:35.206350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f1088e84c4db9dfcf207a74ad933bf6451f74834ebc31ea6c6d6097da492b6a

Aliases

arxiv: 1803.08655 · arxiv_version: 1803.08655v1 · doi: 10.48550/arxiv.1803.08655 · pith_short_12: B4IIR2CMJW45 · pith_short_16: B4IIR2CMJW457TZA · pith_short_8: B4IIR2CM

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/B4IIR2CMJW457TZAPJ2K3EZ36Z \
  | 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: 0f1088e84c4db9dfcf207a74ad933bf6451f74834ebc31ea6c6d6097da492b6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3643f5d2d8d6a4487a9d7a525a94d92806b600fdde46e4d30911f3b69ffdd623",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-03-23T04:33:58Z",
    "title_canon_sha256": "1405625902b5ef5dec3530fdb65a97e70bb38f11741301f4e1a57255a1690b19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08655",
    "kind": "arxiv",
    "version": 1
  }
}