Pith Number

pith:ZXATWDK7

pith:2019:ZXATWDK76KJRZLQT3HFEVXHF7Y

not attested not anchored not stored refs pending

Transformation optics based on metasurfaces

Chong Sheng, Hui Liu, Shining Zhu

arxiv:1907.05001 v1 · 2019-07-11 · 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{ZXATWDK76KJRZLQT3HFEVXHF7Y}

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	2026-05-17T23:40:54.223593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdc13b0d5ff2931cae13d9ca4adce5fe225e93b570d08f42e08127e93f901a4a

Aliases

arxiv: 1907.05001 · arxiv_version: 1907.05001v1 · doi: 10.48550/arxiv.1907.05001 · pith_short_12: ZXATWDK76KJR · pith_short_16: ZXATWDK76KJRZLQT · pith_short_8: ZXATWDK7

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/ZXATWDK76KJRZLQT3HFEVXHF7Y \
  | 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: cdc13b0d5ff2931cae13d9ca4adce5fe225e93b570d08f42e08127e93f901a4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eaea761ca3d8c983d9a3a62d6ece10f9db3f5f7cc6b4da8a992f67c7ece0474",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-07-11T05:24:10Z",
    "title_canon_sha256": "f7b93752d6c98e4fde3531c72689335881d8ed24ac20c3a4fb2c851ac5c98b55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05001",
    "kind": "arxiv",
    "version": 1
  }
}