Pith Number

pith:EWUSYPOJ

pith:2019:EWUSYPOJWPKNW4DPCP7ZO3CS7B

not attested not anchored not stored refs pending

A Simple Coupled-Bloch-Mode Approach To Study Active Photonic Crystal Waveguides and Lasers

Jesper M{\o}rk, Marco Saldutti, Mariangela Gioannini, Paolo Bardella

arxiv:1906.04058 v1 · 2019-06-10 · physics.optics · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EWUSYPOJWPKNW4DPCP7ZO3CS7B}

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	2026-05-17T23:43:22.790400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25a92c3dc9b3d4db706f13ff976c52f8655e44cd6a78efbeb4346a1476301045

Aliases

arxiv: 1906.04058 · arxiv_version: 1906.04058v1 · doi: 10.48550/arxiv.1906.04058 · pith_short_12: EWUSYPOJWPKN · pith_short_16: EWUSYPOJWPKNW4DP · pith_short_8: EWUSYPOJ

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/EWUSYPOJWPKNW4DPCP7ZO3CS7B \
  | 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: 25a92c3dc9b3d4db706f13ff976c52f8655e44cd6a78efbeb4346a1476301045

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d4f90bc1d9bb4873ea9d99309f7c04bf7ea13467b4b72c9d681c7c2760ccde4",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-06-10T15:01:07Z",
    "title_canon_sha256": "c5cb70768c05788aab8c075195e540e210e0d2830a1da66097dc085ccec67351"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04058",
    "kind": "arxiv",
    "version": 1
  }
}