Pith Number

pith:36LRK5XW

pith:2012:36LRK5XWRFJNXD7XYZQTHDRLVA

not attested not anchored not stored refs pending

Nanoscale Metamaterial Optical Waveguides with Ultrahigh Refractive Indices

Jie Gao, Sailing He, Xiaodong Yang, Yingran He

arxiv:1203.3996 v1 · 2012-03-18 · 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{36LRK5XWRFJNXD7XYZQTHDRLVA}

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	2026-05-18T01:58:06.288995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df971576f68952db8ff7c661338e2ba81208cabc8e2906ddd656b6b076bd60d1

Aliases

arxiv: 1203.3996 · arxiv_version: 1203.3996v1 · doi: 10.48550/arxiv.1203.3996 · pith_short_12: 36LRK5XWRFJN · pith_short_16: 36LRK5XWRFJNXD7X · pith_short_8: 36LRK5XW

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/36LRK5XWRFJNXD7XYZQTHDRLVA \
  | 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: df971576f68952db8ff7c661338e2ba81208cabc8e2906ddd656b6b076bd60d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0f5d41065b50e1d3632983ced9589db56a76e419fd0f48d0650f1163a778a38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-03-18T21:17:18Z",
    "title_canon_sha256": "f6118e924af6d3a72c63cf5f51d6e670ef9f69f5ef35fbf423f68e6d9d1292dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3996",
    "kind": "arxiv",
    "version": 1
  }
}