Pith Number

pith:CZZQWZQJ

pith:2018:CZZQWZQJDJCPBHDL6DC2WCM7VM

not attested not anchored not stored refs pending

Hidden symmetries in plasmonic gratings

J. B. Pendry, M. Kraft, P. A. Huidobro, Y. H. Chang

arxiv:1810.10101 v1 · 2018-10-23 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZZQWZQJDJCPBHDL6DC2WCM7VM}

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	2026-05-18T00:02:24.247718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16730b66091a44f09c6bf0c5ab099fab3d793002e381e014f719e380080417e4

Aliases

arxiv: 1810.10101 · arxiv_version: 1810.10101v1 · doi: 10.48550/arxiv.1810.10101 · pith_short_12: CZZQWZQJDJCP · pith_short_16: CZZQWZQJDJCPBHDL · pith_short_8: CZZQWZQJ

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/CZZQWZQJDJCPBHDL6DC2WCM7VM \
  | 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: 16730b66091a44f09c6bf0c5ab099fab3d793002e381e014f719e380080417e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "740c2d9ecc39978443a552e8e47994cfea27d4e04942f63e60d120d552719f55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-10-23T21:41:39Z",
    "title_canon_sha256": "c22d7f53400d08db56db28fac4f8be5c095b180c72f7868102d76adc1c4f0dbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10101",
    "kind": "arxiv",
    "version": 1
  }
}