Pith Number

pith:H66AM5NG

pith:2020:H66AM5NG3V2ZXKAHCQB6YUU5Q4

not attested not anchored not stored refs pending

Intelligent Radome Design Using Multilayer Metamaterial Structures to Realize Energy Isolation and Asymmetric Propagation of Electromagnetic Wave

Chen Wu, Jing Yuan, Qi Wang, Xiangkun Kong

arxiv:2003.02594 v1 · 2020-03-05 · physics.app-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{H66AM5NG3V2ZXKAHCQB6YUU5Q4}

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	2026-07-05T01:21:36.432088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fbc0675a6dd759ba8071403ec529d871d8aa0cd50ffbb594c657b044ed6e82c

Aliases

arxiv: 2003.02594 · arxiv_version: 2003.02594v1 · doi: 10.48550/arxiv.2003.02594 · pith_short_12: H66AM5NG3V2Z · pith_short_16: H66AM5NG3V2ZXKAH · pith_short_8: H66AM5NG

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/H66AM5NG3V2ZXKAHCQB6YUU5Q4 \
  | 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: 3fbc0675a6dd759ba8071403ec529d871d8aa0cd50ffbb594c657b044ed6e82c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcecd4bd0b6041de741f5420fd5534b51a1121def67dce40a7b269b0022a7c31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-03-05T13:13:14Z",
    "title_canon_sha256": "41769d9aaf62518e36d014486419655a6eb97f516db63dc7207798419b1aec7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.02594",
    "kind": "arxiv",
    "version": 1
  }
}