Pith Number

pith:PWDCU63L

pith:2009:PWDCU63LWGK3U7EZ5WQPPX6BRU

not attested not anchored not stored refs pending

Simplified model for periodic nanoantennae: linear model and inverse design

Alex Kildishev, Joshua Borneman, Kuo-Ping Chen, Vladimir Shalaev

arxiv:0906.4756 v1 · 2009-06-25 · 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{PWDCU63LWGK3U7EZ5WQPPX6BRU}

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	2026-05-18T02:13:12.673041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d862a7b6bb195ba7c99eda0f7dfc18d22cdce63f9c5b298bd9ae4e88e98e929

Aliases

arxiv: 0906.4756 · arxiv_version: 0906.4756v1 · doi: 10.48550/arxiv.0906.4756 · pith_short_12: PWDCU63LWGK3 · pith_short_16: PWDCU63LWGK3U7EZ · pith_short_8: PWDCU63L

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/PWDCU63LWGK3U7EZ5WQPPX6BRU \
  | 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: 7d862a7b6bb195ba7c99eda0f7dfc18d22cdce63f9c5b298bd9ae4e88e98e929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a87ae5bdd4c6a6a9f0a1a4c5d4d8acb8c0b6939434062d03efb60e39b2beb551",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-06-25T18:57:38Z",
    "title_canon_sha256": "62601d10812404e6ff9453e3cdff6eb0c39527a1a2165c734d7b439b7aff78d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4756",
    "kind": "arxiv",
    "version": 1
  }
}