Pith Number

pith:VK3IUKPD

pith:2016:VK3IUKPDBHC7HTFPDZ35GTNIYS

not attested not anchored not stored refs pending

Nonreciprocal Nongyrotropic Magnetless Metasurface

Bakhtiar A. Khan, Christophe Caloz, Karim Achouri, Sajjad Taravati, Shulabh Gupta

arxiv:1608.07324 v2 · 2016-08-25 · 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{VK3IUKPDBHC7HTFPDZ35GTNIYS}

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	2026-05-18T00:39:02.263516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aab68a29e309c5f3ccaf1e77d34da8c4b60c15128787cb0e417708c53387a7da

Aliases

arxiv: 1608.07324 · arxiv_version: 1608.07324v2 · doi: 10.48550/arxiv.1608.07324 · pith_short_12: VK3IUKPDBHC7 · pith_short_16: VK3IUKPDBHC7HTFP · pith_short_8: VK3IUKPD

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/VK3IUKPDBHC7HTFPDZ35GTNIYS \
  | 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: aab68a29e309c5f3ccaf1e77d34da8c4b60c15128787cb0e417708c53387a7da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23c76b90c0dd0ef870fffea064c325fe94bac88431bc373b3d49b0cec11c059f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2016-08-25T22:12:07Z",
    "title_canon_sha256": "de3d7b73dc8b97d4ad21da3df6f3b37bde3efa2048bf38aa51ece627f0e77661"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07324",
    "kind": "arxiv",
    "version": 2
  }
}