Pith Number

pith:DFCHCAKE

pith:2023:DFCHCAKEIRQWED3WYH2DQOFYFS

not attested not anchored not stored refs pending

Controlling Electromagnetic Surface Waves with Conformal Transformation Optics

Hong Deng, Tianyu Dong, Xiaoke Gao, Xiaoyu Zhao, Xikui Ma

arxiv:2301.00352 v1 · 2023-01-01 · 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{DFCHCAKEIRQWED3WYH2DQOFYFS}

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	2026-07-05T05:29:45.363356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19447101444461620f76c1f43838b82cae999b367241bf8934294ff0a150c670

Aliases

arxiv: 2301.00352 · arxiv_version: 2301.00352v1 · doi: 10.48550/arxiv.2301.00352 · pith_short_12: DFCHCAKEIRQW · pith_short_16: DFCHCAKEIRQWED3W · pith_short_8: DFCHCAKE

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/DFCHCAKEIRQWED3WYH2DQOFYFS \
  | 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: 19447101444461620f76c1f43838b82cae999b367241bf8934294ff0a150c670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86a3b7ef5c24306ced314cdd2fe3344cd900fa79fb27caab22b5af7ce76e179f",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-01-01T05:32:47Z",
    "title_canon_sha256": "c432cdfa0ff99f3a5ae9735c83db332a2b8d0a4ca7b4b2661624c5a07a32b8c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.00352",
    "kind": "arxiv",
    "version": 1
  }
}