Pith Number

pith:7LJWBBQI

pith:2018:7LJWBBQIFQEKZPFUYULK3GS5XY

not attested not anchored not stored refs pending

Ultrathin van der Waals metalenses

Arka Majumdar, Chang-Hua Liu, Jiajiu Zheng, Shane Colburn, Taylor K. Fryett, Xiaodong Xu, Yueyang Chen

arxiv:1807.03458 v1 · 2018-07-10 · physics.optics · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LJWBBQIFQEKZPFUYULK3GS5XY}

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	2026-05-17T23:59:08.105954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad36086082c08acbcb4c516ad9a5dbe329315dbe39efb94091b420ea071de8d

Aliases

arxiv: 1807.03458 · arxiv_version: 1807.03458v1 · doi: 10.48550/arxiv.1807.03458 · pith_short_12: 7LJWBBQIFQEK · pith_short_16: 7LJWBBQIFQEKZPFU · pith_short_8: 7LJWBBQI

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/7LJWBBQIFQEKZPFUYULK3GS5XY \
  | 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: fad36086082c08acbcb4c516ad9a5dbe329315dbe39efb94091b420ea071de8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2e1e795866e1fc24e1806da1c1bcbff7cf2575255f3915cf5fbd7a0ba5ac553",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-07-10T03:04:30Z",
    "title_canon_sha256": "e96c3816205a26baff7b0cc85872312c06a749ec4cfa5bbf1b2e6d3173204e41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03458",
    "kind": "arxiv",
    "version": 1
  }
}