Pith Number

pith:UK6MWTK2

pith:2018:UK6MWTK22CBZRHUSJGRXGM6IHO

not attested not anchored not stored refs pending

Multilayered Maxwell's fisheye lens as waveguide crossing

Ch. Ghobadi, H. Rasooli Saghai, J. Nourinia, M. M. Gilarlue, S. Hadi Badri

arxiv:1812.00184 v1 · 2018-12-01 · 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{UK6MWTK22CBZRHUSJGRXGM6IHO}

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	2026-05-17T23:59:26.949697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2bccb4d5ad083989e9249a37333c83b9c32da11a623fd9205d7fa4cf4b0ced0

Aliases

arxiv: 1812.00184 · arxiv_version: 1812.00184v1 · doi: 10.48550/arxiv.1812.00184 · pith_short_12: UK6MWTK22CBZ · pith_short_16: UK6MWTK22CBZRHUS · pith_short_8: UK6MWTK2

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/UK6MWTK22CBZRHUSJGRXGM6IHO \
  | 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: a2bccb4d5ad083989e9249a37333c83b9c32da11a623fd9205d7fa4cf4b0ced0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fb72a8fb2dcd936ac3518651afbe7ae2798cf93b057f7656ecbec3b704c6d79",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-12-01T10:10:38Z",
    "title_canon_sha256": "fd5789770f667cb93522abf9edeab42a6ba302923be45c65de19613e6f1dbe17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00184",
    "kind": "arxiv",
    "version": 1
  }
}