Pith Number

pith:GJV2B3GL

pith:2010:GJV2B3GLHQPUNKAHVYJT7VU3YP

not attested not anchored not stored refs pending

An invisibility cloak using silver nanowires

Hongru Ma, Huanyang Chen, Jian-Wen Dong, Lin Zhu, Yadong Xu, Yangbo Xie

arxiv:1010.2405 v1 · 2010-10-12 · physics.optics · cond-mat.mtrl-sci · 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{GJV2B3GLHQPUNKAHVYJT7VU3YP}

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	2026-05-18T04:22:40.262678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

326ba0eccb3c1f46a807ae133fd69bc3e65afbd03c79f7696a3123875075dbe0

Aliases

arxiv: 1010.2405 · arxiv_version: 1010.2405v1 · doi: 10.48550/arxiv.1010.2405 · pith_short_12: GJV2B3GLHQPU · pith_short_16: GJV2B3GLHQPUNKAH · pith_short_8: GJV2B3GL

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/GJV2B3GLHQPUNKAHVYJT7VU3YP \
  | 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: 326ba0eccb3c1f46a807ae133fd69bc3e65afbd03c79f7696a3123875075dbe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c2ad5c727b22732680a7fdc39334d1423f3a16428e16ed2a82c576c3f8794c3",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-10-12T14:56:40Z",
    "title_canon_sha256": "32c7a5f99eb2b0efd9ce7eaac294ed12e56843b0b759fae923c636cc03426c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2405",
    "kind": "arxiv",
    "version": 1
  }
}