Pith Number

pith:KWJF5T3U

pith:2016:KWJF5T3UU7QFEMZFR3G26Z3NE6

not attested not anchored not stored refs pending

Optimal width of quasi-crystalline slabs of dielectric cylinders to light transmission contrast

Angel Andueza, Jesus Perez-Conde, Joaquin Sevilla, Kang Wang

arxiv:1604.07640 v1 · 2016-04-26 · 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{KWJF5T3UU7QFEMZFR3G26Z3NE6}

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	2026-05-18T01:04:20.758922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55925ecf74a7e05233258ecdaf676d27beb3ab353f877b2b168d4bea9c76a646

Aliases

arxiv: 1604.07640 · arxiv_version: 1604.07640v1 · doi: 10.48550/arxiv.1604.07640 · pith_short_12: KWJF5T3UU7QF · pith_short_16: KWJF5T3UU7QFEMZF · pith_short_8: KWJF5T3U

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/KWJF5T3UU7QFEMZFR3G26Z3NE6 \
  | 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: 55925ecf74a7e05233258ecdaf676d27beb3ab353f877b2b168d4bea9c76a646

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c780c910ef20991760725f3aee86fb5eb114c7098cc3eace50fab64fbb0e2a36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-04-26T12:09:00Z",
    "title_canon_sha256": "48fa60b377e601396d2698b7bd7217909a81555b4a13c07c9c11e33e6cb0b9fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07640",
    "kind": "arxiv",
    "version": 1
  }
}