Pith Number

pith:ZPCAXG4M

pith:2016:ZPCAXG4MTI2SEHNWJFJECWNDD3

not attested not anchored not stored refs pending

Artificial Perfect Electric Conductor-Perfect Magnetic Conductor Anisotropic Metasurface for Generating Orbital Angular Momentum of Microwave with Nearly Perfect Conversion Efficiency

Li Jun Jiang, Menglin L.N. Chen, Wei E.I. Sha

arxiv:1602.04557 v1 · 2016-02-15 · physics.optics · physics.class-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{ZPCAXG4MTI2SEHNWJFJECWNDD3}

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	2026-05-18T01:20:49.672355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc40b9b8c9a35221db649524159a31eccede46bd36201bb0d6576f00c422263

Aliases

arxiv: 1602.04557 · arxiv_version: 1602.04557v1 · doi: 10.48550/arxiv.1602.04557 · pith_short_12: ZPCAXG4MTI2S · pith_short_16: ZPCAXG4MTI2SEHNW · pith_short_8: ZPCAXG4M

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/ZPCAXG4MTI2SEHNWJFJECWNDD3 \
  | 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: cbc40b9b8c9a35221db649524159a31eccede46bd36201bb0d6576f00c422263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eed3648c8e5a9eac32bcf2334ed7c0c0ec2acd4a1ab46903441fd39e21fb40e1",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-02-15T03:56:45Z",
    "title_canon_sha256": "afe0d21ff650a2c508591bfb5173dca91826b4804cc5e66d94a2e17883fca566"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04557",
    "kind": "arxiv",
    "version": 1
  }
}