Pith Number

pith:CZQQHATL

pith:2019:CZQQHATLT6NRA44RO2AYOGUCL6

not attested not anchored not stored refs pending

Continuously Tunable Acoustic Metasurface with Rotatable Anisotropic Three-component Resonators

Meiyu Liu, Pai Peng, Pan Li, Qiujiao Du, Yunfan Chang, Zhihong Xu

arxiv:1912.07149 v1 · 2019-12-16 · 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{CZQQHATLT6NRA44RO2AYOGUCL6}

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	2026-07-05T09:08:44.254556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

166103826b9f9b1073917681871a825fb418efcaa55464507fc95d95bf534ef5

Aliases

arxiv: 1912.07149 · arxiv_version: 1912.07149v1 · doi: 10.48550/arxiv.1912.07149 · pith_short_12: CZQQHATLT6NR · pith_short_16: CZQQHATLT6NRA44R · pith_short_8: CZQQHATL

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/CZQQHATLT6NRA44RO2AYOGUCL6 \
  | 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: 166103826b9f9b1073917681871a825fb418efcaa55464507fc95d95bf534ef5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1b07c90ac7c7169d674e0e09de5110a1d76320218f8eafdb7a09b521268d9d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-12-16T01:13:57Z",
    "title_canon_sha256": "d56c0883efb9e0e8ff3594e9d49c5b4d3367e9cd136f9ec27a61f63faba0fb92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07149",
    "kind": "arxiv",
    "version": 1
  }
}