Pith Number

pith:TB2WOIPA

pith:2010:TB2WOIPAB5Z4OETNGJA54BDHIA

not attested not anchored not stored refs pending

Chiral metamaterials with negative refractive index based on four "U" split ring resonators

Ekmel Ozbayand C. M. Soukoulis, Evrim Colak, Humeyra Caglayan, Kamil Boratay Alici, Maria Kafesaki, Rongkuo Zhao, Thomas Koschny, Zhaofeng Li

arxiv:1008.4950 v2 · 2010-08-29 · physics.optics · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TB2WOIPAB5Z4OETNGJA54BDHIA}

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	2026-05-18T04:41:36.433792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98756721e00f73c7126d3241de046740132aaead5b0e3a09a601ac932809c73c

Aliases

arxiv: 1008.4950 · arxiv_version: 1008.4950v2 · doi: 10.48550/arxiv.1008.4950 · pith_short_12: TB2WOIPAB5Z4 · pith_short_16: TB2WOIPAB5Z4OETN · pith_short_8: TB2WOIPA

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/TB2WOIPAB5Z4OETNGJA54BDHIA \
  | 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: 98756721e00f73c7126d3241de046740132aaead5b0e3a09a601ac932809c73c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "880bde43a82e47b4ba10d8aca7ea0b4a12758ac68b2bea2f57235dcbebba4ac7",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-08-29T19:52:37Z",
    "title_canon_sha256": "01acc5135a47788e15625d018294b8980457ce76ae29994592519deed7714f05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4950",
    "kind": "arxiv",
    "version": 2
  }
}