Pith Number

pith:2C7WKBLO

pith:2023:2C7WKBLOBXPWCLX7U77AFDEKQP

not attested not anchored not stored refs pending

3D Printed Multilayer Structures for High Numerical Aperture Achromatic Metalenses

Cheng-Feng Pan, Cheng-Wei Qiu, Hao Wang, Hongtao Wang, Joel K. W. Yang, John You En Chan, Parvathi Nair S, Qifeng Ruan, Simon Wredh, Wang Zhang, Yujie Ke

arxiv:2308.14051 v1 · 2023-08-27 · physics.optics · 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{2C7WKBLOBXPWCLX7U77AFDEKQP}

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	2026-07-05T06:45:21.052962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0bf65056e0ddf612effa7fe028c8a83e1f0b28c0f89ef20525cb1788b5b12ba

Aliases

arxiv: 2308.14051 · arxiv_version: 2308.14051v1 · doi: 10.48550/arxiv.2308.14051 · pith_short_12: 2C7WKBLOBXPW · pith_short_16: 2C7WKBLOBXPWCLX7 · pith_short_8: 2C7WKBLO

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/2C7WKBLOBXPWCLX7U77AFDEKQP \
  | 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: d0bf65056e0ddf612effa7fe028c8a83e1f0b28c0f89ef20525cb1788b5b12ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab6bff2c83b282dc5cc9abeac93719711c74b4d472b23609240b5f0b37c439ec",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-08-27T09:10:51Z",
    "title_canon_sha256": "fae5a8b7e2f610bf4fb0b967a236b7213a2a4da8d3b95979d797b41dc89f8ab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.14051",
    "kind": "arxiv",
    "version": 1
  }
}