Pith Number

pith:VSSZIDUY

pith:2022:VSSZIDUYM7LTLR65AUVWFQ5CJD

not attested not anchored not stored refs pending

Solid immersion metalens for directional single molecule emission with high collection efficiency

Ming Fu, Rupert F. Oulton, Zequan Chen, Zhiheng Li

arxiv:2201.04120 v1 · 2022-01-11 · 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{VSSZIDUYM7LTLR65AUVWFQ5CJD}

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	2026-07-05T03:47:37.463560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca5940e9867d735c7dd052b62c3a248eb025f2aa1a9d91a2f9e4906c916f3f0

Aliases

arxiv: 2201.04120 · arxiv_version: 2201.04120v1 · doi: 10.48550/arxiv.2201.04120 · pith_short_12: VSSZIDUYM7LT · pith_short_16: VSSZIDUYM7LTLR65 · pith_short_8: VSSZIDUY

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/VSSZIDUYM7LTLR65AUVWFQ5CJD \
  | 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: aca5940e9867d735c7dd052b62c3a248eb025f2aa1a9d91a2f9e4906c916f3f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e09a8fa4d6f45fe93bdde39ab9e1744055d6ad3758a8f2a0cf2a902358719418",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-01-11T18:42:55Z",
    "title_canon_sha256": "dd369dcd8730d5f6eafb1134b5314d33acdd190f9ec831c9ebdcf8fd21c11f57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04120",
    "kind": "arxiv",
    "version": 1
  }
}