Pith Number

pith:7UYB7OLA

pith:2015:7UYB7OLAOZEONPO7FPUL2PTFUJ

not attested not anchored not stored refs pending

Fourier finite element modeling of light emission in waveguides: 2.5-dimensional FEM approach

David Pardo, Yangxin Ou, Yuntian Chen

arxiv:1511.08973 v1 · 2015-11-29 · 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{7UYB7OLAOZEONPO7FPUL2PTFUJ}

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	2026-05-18T01:25:45.936638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd301fb9607648e6bddf2be8bd3e65a26d29d280103f07abff91eddcf36c1434

Aliases

arxiv: 1511.08973 · arxiv_version: 1511.08973v1 · doi: 10.48550/arxiv.1511.08973 · pith_short_12: 7UYB7OLAOZEO · pith_short_16: 7UYB7OLAOZEONPO7 · pith_short_8: 7UYB7OLA

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/7UYB7OLAOZEONPO7FPUL2PTFUJ \
  | 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: fd301fb9607648e6bddf2be8bd3e65a26d29d280103f07abff91eddcf36c1434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1414c08b91a921061ced7af7bcfa76d0e41140bc4385cbfaa4195dff474c161",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-11-29T06:19:58Z",
    "title_canon_sha256": "055396d1bfe3ac461ac94d363c51e990f3824eb91a48cceb0dcfed8618f58a19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08973",
    "kind": "arxiv",
    "version": 1
  }
}