Pith Number

pith:2Y5ODLK5

pith:2015:2Y5ODLK5UJ36MXDUY6WAHTCQ24

not attested not anchored not stored refs pending

Extension of Marcatili's analytical approach for rectangular silicon optical waveguides

H.P. Urbach, K.W.A. van Dongen, M. Yousefi, S.M. Leinders, W.J. Westerveld

arxiv:1504.02963 v1 · 2015-04-12 · 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{2Y5ODLK5UJ36MXDUY6WAHTCQ24}

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	2026-05-18T02:18:59.539686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d63ae1ad5da277e65c74c7ac03cc50d7303c3140a70682e9401a633a9f1968a2

Aliases

arxiv: 1504.02963 · arxiv_version: 1504.02963v1 · doi: 10.48550/arxiv.1504.02963 · pith_short_12: 2Y5ODLK5UJ36 · pith_short_16: 2Y5ODLK5UJ36MXDU · pith_short_8: 2Y5ODLK5

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/2Y5ODLK5UJ36MXDUY6WAHTCQ24 \
  | 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: d63ae1ad5da277e65c74c7ac03cc50d7303c3140a70682e9401a633a9f1968a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4e583af6da173ad39eab16824418eb2c885ea5bf6068de3369aff8a82742d96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-04-12T12:02:33Z",
    "title_canon_sha256": "09a91a7b56d6b21a44dff3ed93817f860531ce2a81960403a824688535ad5a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02963",
    "kind": "arxiv",
    "version": 1
  }
}