Pith Number

pith:SKB4DAU6

pith:2015:SKB4DAU67XWXLGXKUIUWDPO6MS

not attested not anchored not stored refs pending

Movable thin films with embedded high-index microspheres for super-resolution microscopy

Augustine M. Urbas, Dennis E. Walker Jr., Kenneth W. Allen, Navid Farahi, Nicholaos I. Limberopoulos, Vasily N. Astratov, Vladimir Liberman, Yangcheng Li

arxiv:1508.05663 v1 · 2015-08-23 · 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{SKB4DAU67XWXLGXKUIUWDPO6MS}

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	2026-05-18T01:34:51.965587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9283c1829efded759aeaa22961bdde64b1599c69a808a758502de5524a5e4368

Aliases

arxiv: 1508.05663 · arxiv_version: 1508.05663v1 · doi: 10.48550/arxiv.1508.05663 · pith_short_12: SKB4DAU67XWX · pith_short_16: SKB4DAU67XWXLGXK · pith_short_8: SKB4DAU6

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/SKB4DAU67XWXLGXKUIUWDPO6MS \
  | 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: 9283c1829efded759aeaa22961bdde64b1599c69a808a758502de5524a5e4368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca1859c18c38cdb9583df3da1051e3e45ce8619d099edd170a40aa2f90b57911",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-08-23T22:19:26Z",
    "title_canon_sha256": "accae837f769a40480681fef8eacfccdec30e5f459614fd23b740f309a986dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05663",
    "kind": "arxiv",
    "version": 1
  }
}