Pith Number

pith:E4RNIVST

pith:2015:E4RNIVSTE2FU3OLVLQ7HYUHJYJ

not attested not anchored not stored refs pending

Modeling of optical amplifier waveguide based on silicon nanostructures and rare earth ions doped silica matrix gain media by a finite-difference time-domain method: comparison of achievable gain with Er3+ or Nd3+ ions dopants

Alexandre Fafin (CIMAP - UMR 6252), Christian Dufour (CIMAP - UMR 6252), Fabrice Gourbilleau (CIMAP - UMR 6252), Julien Cardin (CIMAP - UMR 6252)

arxiv:1503.05547 v1 · 2015-03-18 · physics.comp-ph · cond-mat.mtrl-sci · 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{E4RNIVSTE2FU3OLVLQ7HYUHJYJ}

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	2026-05-18T02:21:26.087905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2722d45653268b4db9755c3e7c50e9c26f3a14d9b5eaa868942f2a07b9185e76

Aliases

arxiv: 1503.05547 · arxiv_version: 1503.05547v1 · doi: 10.48550/arxiv.1503.05547 · pith_short_12: E4RNIVSTE2FU · pith_short_16: E4RNIVSTE2FU3OLV · pith_short_8: E4RNIVST

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/E4RNIVSTE2FU3OLVLQ7HYUHJYJ \
  | 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: 2722d45653268b4db9755c3e7c50e9c26f3a14d9b5eaa868942f2a07b9185e76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eb4e46deb148eaa2355bbb6b97e4095d355cfe03997abce57a370667813c310",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2015-03-18T19:52:58Z",
    "title_canon_sha256": "3cd4ca22ba6675971cdece9c7bc5cb716473a6569810e6a3421f8273d5b9177d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05547",
    "kind": "arxiv",
    "version": 1
  }
}