Pith Number

pith:W44D5ARN

pith:2017:W44D5ARNHF47UXIJRHPOT6HXUG

not attested not anchored not stored refs pending

Cloaking using complementary media for electromagnetic waves

Hoai-Minh Nguyen

arxiv:1701.02339 v1 · 2017-01-09 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W44D5ARNHF47UXIJRHPOT6HXUG}

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	2026-05-18T00:53:04.516022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7383e822d3979fa5d0989dee9f8f7a181792931ae48c2284e1d8b63a9eadf9a

Aliases

arxiv: 1701.02339 · arxiv_version: 1701.02339v1 · doi: 10.48550/arxiv.1701.02339 · pith_short_12: W44D5ARNHF47 · pith_short_16: W44D5ARNHF47UXIJ · pith_short_8: W44D5ARN

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/W44D5ARNHF47UXIJRHPOT6HXUG \
  | 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: b7383e822d3979fa5d0989dee9f8f7a181792931ae48c2284e1d8b63a9eadf9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c60ee15ea0c24bb7b5ae6148c0e8747f95964e76c696da905a226148e53ec81",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-01-09T20:26:33Z",
    "title_canon_sha256": "c6d5c5c436a73926677c84841171f470c2321f470dc00f84b66b1724154a95eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02339",
    "kind": "arxiv",
    "version": 1
  }
}