Pith Number

pith:SKEDU3QC

pith:2009:SKEDU3QCFDTPMDHZ3DVLK6KPU4

not attested not anchored not stored refs pending

Photonic Crystal Cavities in Silicon Dioxide

Jelena Vuckovic, Yiyang Gong

arxiv:0910.0222 v1 · 2009-10-01 · 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{SKEDU3QCFDTPMDHZ3DVLK6KPU4}

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	2026-05-18T02:11:35.251809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92883a6e0228e6f60cf9d8eab5794fa723b08dd860d7238131a4b94c8f07d384

Aliases

arxiv: 0910.0222 · arxiv_version: 0910.0222v1 · doi: 10.48550/arxiv.0910.0222 · pith_short_12: SKEDU3QCFDTP · pith_short_16: SKEDU3QCFDTPMDHZ · pith_short_8: SKEDU3QC

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/SKEDU3QCFDTPMDHZ3DVLK6KPU4 \
  | 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: 92883a6e0228e6f60cf9d8eab5794fa723b08dd860d7238131a4b94c8f07d384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8023424f7c813dc009b055e80c11733d9a470f3020e76c0923bd12958aa8759",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-10-01T18:04:59Z",
    "title_canon_sha256": "4b9af0f9aa9420bdf88a867ec088843bd30d6ae228ea856c8710963a1aa4e0d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0222",
    "kind": "arxiv",
    "version": 1
  }
}