Pith Number

pith:EXU7QKHS

pith:2014:EXU7QKHSATA3CNSTAGTDUBIFKX

not attested not anchored not stored refs pending

Dielectric Optical-Controlled Magnifying Lens by Nonlinear Negative Refraction

Ce Shang, Jianjun Cao, Wenjie Wan, Xianfeng Chen, Xiaogan Liang, Yuanlin Zheng

arxiv:1411.6325 v1 · 2014-11-24 · 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{EXU7QKHSATA3CNSTAGTDUBIFKX}

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	2026-05-18T02:33:00.282822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25e9f828f204c1b1365301a63a050555e1b19067abfb6dbd4f6eef4abbaabf1d

Aliases

arxiv: 1411.6325 · arxiv_version: 1411.6325v1 · doi: 10.48550/arxiv.1411.6325 · pith_short_12: EXU7QKHSATA3 · pith_short_16: EXU7QKHSATA3CNST · pith_short_8: EXU7QKHS

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/EXU7QKHSATA3CNSTAGTDUBIFKX \
  | 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: 25e9f828f204c1b1365301a63a050555e1b19067abfb6dbd4f6eef4abbaabf1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecdf1e6390e36a3de639b42a75fcbefca2ae1b66b16deba821c527ea62cead5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-11-24T01:58:54Z",
    "title_canon_sha256": "def5a1451d9ec34e1d9c050d61a390690f2536d4e5d5ae22d6fcab02d4171480"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6325",
    "kind": "arxiv",
    "version": 1
  }
}