Pith Number

pith:WV4C3N7W

pith:2011:WV4C3N7WW7MKMGM5JHQ2RRNZ54

not attested not anchored not stored refs pending

Homogeneous optical cloak constructed with uniform layered structures

Jingjing Zhang, Liu Liu, Niels Asger Mortensen, Shuang Zhang, Yu Luo

arxiv:1102.1584 v1 · 2011-02-08 · 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{WV4C3N7WW7MKMGM5JHQ2RRNZ54}

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	2026-05-18T04:23:45.356379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5782db7f6b7d8a6199d49e1a8c5b9ef3807736d0badf29b007d2b666c3323e7

Aliases

arxiv: 1102.1584 · arxiv_version: 1102.1584v1 · doi: 10.48550/arxiv.1102.1584 · pith_short_12: WV4C3N7WW7MK · pith_short_16: WV4C3N7WW7MKMGM5 · pith_short_8: WV4C3N7W

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/WV4C3N7WW7MKMGM5JHQ2RRNZ54 \
  | 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: b5782db7f6b7d8a6199d49e1a8c5b9ef3807736d0badf29b007d2b666c3323e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d615d94355b116b36785b00bde44ab2d83d43a3ee3a9d76f431a891be38d0fae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-02-08T12:22:54Z",
    "title_canon_sha256": "ca3935a09bdfc33d23d984e28e79a151423c21a80cf4839c9cdbfdab8a5798f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1584",
    "kind": "arxiv",
    "version": 1
  }
}